20754384

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3251}}^1$

素因数の和:3288

約数の個数: 80

約数和(自身を含む): 64519680

約数和(自身を除く): 43765296

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 112, 114, 133, 152, 168, 228, 266, 304, 336, 399, 456, 532, 798, 912, 1064, 1596, 2128, 3192, 3251, 6384, 6502, 9753, 13004, 19506, 22757, 26008, 39012, 45514, 52016, 61769, 68271, 78024, 91028, 123538, 136542, 156048, 182056, 185307, 247076, 273084, 364112, 370614, 432383, 494152, 546168, 741228, 864766, 988304, 1092336, 1297149, 1482456, 1729532, 2594298, 2964912, 3459064, 5188596, 6918128, 10377192, 20754384]

約数ペア:

[(1, 20754384), (2, 10377192), (3, 6918128), (4, 5188596), (6, 3459064), (7, 2964912), (8, 2594298), (12, 1729532), (14, 1482456), (16, 1297149), (19, 1092336), (21, 988304), (24, 864766), (28, 741228), (38, 546168), (42, 494152), (48, 432383), (56, 370614), (57, 364112), (76, 273084), (84, 247076), (112, 185307), (114, 182056), (133, 156048), (152, 136542), (168, 123538), (228, 91028), (266, 78024), (304, 68271), (336, 61769), (399, 52016), (456, 45514), (532, 39012), (798, 26008), (912, 22757), (1064, 19506), (1596, 13004), (2128, 9753), (3192, 6502), (3251, 6384)]