20179452436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{613}}^1$

素因数の和:906

約数の個数: 144

約数和(自身を含む): 44171749440

約数和(自身を除く): 23992297004

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 169, 209, 233, 247, 286, 338, 418, 466, 494, 572, 613, 676, 836, 932, 988, 1226, 1859, 2452, 2563, 2717, 3029, 3211, 3718, 4427, 5126, 5434, 6058, 6422, 6743, 7436, 7969, 8854, 10252, 10868, 11647, 12116, 12844, 13486, 15938, 17708, 23294, 26972, 31876, 33319, 35321, 39377, 46588, 48697, 57551, 66638, 70642, 78754, 87659, 97394, 103597, 115102, 128117, 133276, 141284, 142829, 151411, 157508, 175318, 194788, 207194, 230204, 256234, 285658, 302822, 350636, 414388, 433147, 512468, 571316, 605644, 633061, 748163, 866294, 1139567, 1266122, 1496326, 1571119, 1665521, 1732588, 1856777, 1968343, 2279134, 2532244, 2713751, 2992652, 3142238, 3331042, 3713554, 3936686, 4558268, 5427502, 6284476, 6662084, 7427108, 7873372, 8229793, 10855004, 16459586, 20424547, 21651773, 24138101, 29851261, 32919172, 35278763, 40849094, 43303546, 48276202, 59702522, 70557526, 81698188, 86607092, 96552404, 119405044, 141115052, 265519111, 388066393, 458623919, 531038222, 776132786, 917247838, 1062076444, 1552265572, 1834495676, 5044863109, 10089726218, 20179452436]

約数ペア:

[(1, 20179452436), (2, 10089726218), (4, 5044863109), (11, 1834495676), (13, 1552265572), (19, 1062076444), (22, 917247838), (26, 776132786), (38, 531038222), (44, 458623919), (52, 388066393), (76, 265519111), (143, 141115052), (169, 119405044), (209, 96552404), (233, 86607092), (247, 81698188), (286, 70557526), (338, 59702522), (418, 48276202), (466, 43303546), (494, 40849094), (572, 35278763), (613, 32919172), (676, 29851261), (836, 24138101), (932, 21651773), (988, 20424547), (1226, 16459586), (1859, 10855004), (2452, 8229793), (2563, 7873372), (2717, 7427108), (3029, 6662084), (3211, 6284476), (3718, 5427502), (4427, 4558268), (5126, 3936686), (5434, 3713554), (6058, 3331042), (6422, 3142238), (6743, 2992652), (7436, 2713751), (7969, 2532244), (8854, 2279134), (10252, 1968343), (10868, 1856777), (11647, 1732588), (12116, 1665521), (12844, 1571119), (13486, 1496326), (15938, 1266122), (17708, 1139567), (23294, 866294), (26972, 748163), (31876, 633061), (33319, 605644), (35321, 571316), (39377, 512468), (46588, 433147), (48697, 414388), (57551, 350636), (66638, 302822), (70642, 285658), (78754, 256234), (87659, 230204), (97394, 207194), (103597, 194788), (115102, 175318), (128117, 157508), (133276, 151411), (141284, 142829)]