54880228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{19913}}^1$

素因数の和:19983

約数の個数: 24

約数和(自身を含む): 105384888

約数和(自身を除く): 50504660

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 19913, 39826, 79652, 258869, 517738, 1035476, 1055389, 2110778, 4221556, 13720057, 27440114, 54880228]

約数ペア:

[(1, 54880228), (2, 27440114), (4, 13720057), (13, 4221556), (26, 2110778), (52, 1055389), (53, 1035476), (106, 517738), (212, 258869), (689, 79652), (1378, 39826), (2756, 19913)]