20673604

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{13931}}^1$

素因数の和:13995

約数の個数: 24

約数和(自身を含む): 42130368

約数和(自身を除く): 21456764

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 13931, 27862, 55724, 97517, 195034, 390068, 738343, 1476686, 2953372, 5168401, 10336802, 20673604]

約数ペア:

[(1, 20673604), (2, 10336802), (4, 5168401), (7, 2953372), (14, 1476686), (28, 738343), (53, 390068), (106, 195034), (212, 97517), (371, 55724), (742, 27862), (1484, 13931)]