20107208

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{7879}}^1$

素因数の和:7925

約数の個数: 32

約数和(自身を含む): 42552000

約数和(自身を除く): 22444792

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 88, 116, 232, 319, 638, 1276, 2552, 7879, 15758, 31516, 63032, 86669, 173338, 228491, 346676, 456982, 693352, 913964, 1827928, 2513401, 5026802, 10053604, 20107208]

約数ペア:

[(1, 20107208), (2, 10053604), (4, 5026802), (8, 2513401), (11, 1827928), (22, 913964), (29, 693352), (44, 456982), (58, 346676), (88, 228491), (116, 173338), (232, 86669), (319, 63032), (638, 31516), (1276, 15758), (2552, 7879)]