20065091008

素因数分解:

$2^6\times {\mathrm{4493}}^1\times {\mathrm{69779}}^1$

素因数の和:74284

約数の個数: 28

約数和(自身を含む): 39826097640

約数和(自身を除く): 19761006632

約数列:

[1, 2, 4, 8, 16, 32, 64, 4493, 8986, 17972, 35944, 69779, 71888, 139558, 143776, 279116, 287552, 558232, 1116464, 2232928, 4465856, 313517047, 627034094, 1254068188, 2508136376, 5016272752, 10032545504, 20065091008]

約数ペア:

[(1, 20065091008), (2, 10032545504), (4, 5016272752), (8, 2508136376), (16, 1254068188), (32, 627034094), (64, 313517047), (4493, 4465856), (8986, 2232928), (17972, 1116464), (35944, 558232), (69779, 287552), (71888, 279116), (139558, 143776)]