20784096816

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1\times {\mathrm{3967}}^1$

素因数の和:4519

約数の個数: 160

約数和(自身を含む): 63483936768

約数和(自身を除く): 42699839952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 503, 651, 744, 868, 1006, 1302, 1488, 1509, 1736, 2012, 2604, 3018, 3472, 3521, 3967, 4024, 5208, 6036, 7042, 7934, 8048, 10416, 10563, 11901, 12072, 14084, 15593, 15868, 21126, 23802, 24144, 27769, 28168, 31186, 31736, 42252, 46779, 47604, 55538, 56336, 62372, 63472, 83307, 84504, 93558, 95208, 109151, 111076, 122977, 124744, 166614, 169008, 187116, 190416, 218302, 222152, 245954, 249488, 327453, 333228, 368931, 374232, 436604, 444304, 491908, 654906, 666456, 737862, 748464, 860839, 873208, 983816, 1309812, 1332912, 1475724, 1721678, 1746416, 1967632, 1995401, 2582517, 2619624, 2951448, 3443356, 3990802, 5165034, 5239248, 5902896, 5986203, 6886712, 7981604, 10330068, 11972406, 13773424, 13967807, 15963208, 20660136, 23944812, 27935614, 31926416, 41320272, 41903421, 47889624, 55871228, 61857431, 83806842, 95779248, 111742456, 123714862, 167613684, 185572293, 223484912, 247429724, 335227368, 371144586, 433002017, 494859448, 670454736, 742289172, 866004034, 989718896, 1299006051, 1484578344, 1732008068, 2598012102, 2969156688, 3464016136, 5196024204, 6928032272, 10392048408, 20784096816]

約数ペア:

[(1, 20784096816), (2, 10392048408), (3, 6928032272), (4, 5196024204), (6, 3464016136), (7, 2969156688), (8, 2598012102), (12, 1732008068), (14, 1484578344), (16, 1299006051), (21, 989718896), (24, 866004034), (28, 742289172), (31, 670454736), (42, 494859448), (48, 433002017), (56, 371144586), (62, 335227368), (84, 247429724), (93, 223484912), (112, 185572293), (124, 167613684), (168, 123714862), (186, 111742456), (217, 95779248), (248, 83806842), (336, 61857431), (372, 55871228), (434, 47889624), (496, 41903421), (503, 41320272), (651, 31926416), (744, 27935614), (868, 23944812), (1006, 20660136), (1302, 15963208), (1488, 13967807), (1509, 13773424), (1736, 11972406), (2012, 10330068), (2604, 7981604), (3018, 6886712), (3472, 5986203), (3521, 5902896), (3967, 5239248), (4024, 5165034), (5208, 3990802), (6036, 3443356), (7042, 2951448), (7934, 2619624), (8048, 2582517), (10416, 1995401), (10563, 1967632), (11901, 1746416), (12072, 1721678), (14084, 1475724), (15593, 1332912), (15868, 1309812), (21126, 983816), (23802, 873208), (24144, 860839), (27769, 748464), (28168, 737862), (31186, 666456), (31736, 654906), (42252, 491908), (46779, 444304), (47604, 436604), (55538, 374232), (56336, 368931), (62372, 333228), (63472, 327453), (83307, 249488), (84504, 245954), (93558, 222152), (95208, 218302), (109151, 190416), (111076, 187116), (122977, 169008), (124744, 166614)]