22720828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{2441}}^1$

素因数の和:2637

約数の個数: 24

約数和(自身を含む): 43076880

約数和(自身を除く): 20356052

約数列:

[1, 2, 4, 13, 26, 52, 179, 358, 716, 2327, 2441, 4654, 4882, 9308, 9764, 31733, 63466, 126932, 436939, 873878, 1747756, 5680207, 11360414, 22720828]

約数ペア:

[(1, 22720828), (2, 11360414), (4, 5680207), (13, 1747756), (26, 873878), (52, 436939), (179, 126932), (358, 63466), (716, 31733), (2327, 9764), (2441, 9308), (4654, 4882)]