20997652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23753}}^1$

素因数の和:23787

約数の個数: 24

約数和(自身を含む): 41902056

約数和(自身を除く): 20904404

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 23753, 47506, 95012, 308789, 403801, 617578, 807602, 1235156, 1615204, 5249413, 10498826, 20997652]

約数ペア:

[(1, 20997652), (2, 10498826), (4, 5249413), (13, 1615204), (17, 1235156), (26, 807602), (34, 617578), (52, 403801), (68, 308789), (221, 95012), (442, 47506), (884, 23753)]