20145408616

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{1601}}^1\times {\mathrm{4357}}^1$

素因数の和:6002

約数の個数: 48

約数和(自身を含む): 39899363940

約数和(自身を除く): 19753955324

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 1601, 2888, 3202, 4357, 6404, 8714, 12808, 17428, 30419, 34856, 60838, 82783, 121676, 165566, 243352, 331132, 577961, 662264, 1155922, 1572877, 2311844, 3145754, 4623688, 6291508, 6975557, 12583016, 13951114, 27902228, 55804456, 132535583, 265071166, 530142332, 1060284664, 2518176077, 5036352154, 10072704308, 20145408616]

約数ペア:

[(1, 20145408616), (2, 10072704308), (4, 5036352154), (8, 2518176077), (19, 1060284664), (38, 530142332), (76, 265071166), (152, 132535583), (361, 55804456), (722, 27902228), (1444, 13951114), (1601, 12583016), (2888, 6975557), (3202, 6291508), (4357, 4623688), (6404, 3145754), (8714, 2311844), (12808, 1572877), (17428, 1155922), (30419, 662264), (34856, 577961), (60838, 331132), (82783, 243352), (121676, 165566)]