20524504

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 52284960

約数和(自身を除く): 31760456

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 121, 143, 154, 182, 233, 242, 286, 308, 364, 466, 484, 572, 616, 728, 847, 932, 968, 1001, 1144, 1573, 1631, 1694, 1864, 2002, 2563, 3029, 3146, 3262, 3388, 4004, 5126, 6058, 6292, 6524, 6776, 8008, 10252, 11011, 12116, 12584, 13048, 17941, 20504, 21203, 22022, 24232, 28193, 33319, 35882, 42406, 44044, 56386, 66638, 71764, 84812, 88088, 112772, 133276, 143528, 169624, 197351, 225544, 233233, 266552, 366509, 394702, 466466, 733018, 789404, 932932, 1466036, 1578808, 1865864, 2565563, 2932072, 5131126, 10262252, 20524504]

約数ペア:

[(1, 20524504), (2, 10262252), (4, 5131126), (7, 2932072), (8, 2565563), (11, 1865864), (13, 1578808), (14, 1466036), (22, 932932), (26, 789404), (28, 733018), (44, 466466), (52, 394702), (56, 366509), (77, 266552), (88, 233233), (91, 225544), (104, 197351), (121, 169624), (143, 143528), (154, 133276), (182, 112772), (233, 88088), (242, 84812), (286, 71764), (308, 66638), (364, 56386), (466, 44044), (484, 42406), (572, 35882), (616, 33319), (728, 28193), (847, 24232), (932, 22022), (968, 21203), (1001, 20504), (1144, 17941), (1573, 13048), (1631, 12584), (1694, 12116), (1864, 11011), (2002, 10252), (2563, 8008), (3029, 6776), (3146, 6524), (3262, 6292), (3388, 6058), (4004, 5126)]