420847492

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{425959}}^1$

素因数の和:425995

約数の個数: 24

約数和(自身を含む): 834881600

約数和(自身を除く): 414034108

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 425959, 851918, 1703836, 5537467, 8093221, 11074934, 16186442, 22149868, 32372884, 105211873, 210423746, 420847492]

約数ペア:

[(1, 420847492), (2, 210423746), (4, 105211873), (13, 32372884), (19, 22149868), (26, 16186442), (38, 11074934), (52, 8093221), (76, 5537467), (247, 1703836), (494, 851918), (988, 425959)]