20125072

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3943}}^1$

素因数の和:3991

約数の個数: 40

約数和(自身を含む): 44015040

約数和(自身を除く): 23889968

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 88, 116, 176, 232, 319, 464, 638, 1276, 2552, 3943, 5104, 7886, 15772, 31544, 43373, 63088, 86746, 114347, 173492, 228694, 346984, 457388, 693968, 914776, 1257817, 1829552, 2515634, 5031268, 10062536, 20125072]

約数ペア:

[(1, 20125072), (2, 10062536), (4, 5031268), (8, 2515634), (11, 1829552), (16, 1257817), (22, 914776), (29, 693968), (44, 457388), (58, 346984), (88, 228694), (116, 173492), (176, 114347), (232, 86746), (319, 63088), (464, 43373), (638, 31544), (1276, 15772), (2552, 7886), (3943, 5104)]