20392321568

素因数分解:

$2^5\times {\mathrm{1223}}^1\times {\mathrm{521063}}^1$

素因数の和:522296

約数の個数: 24

約数和(自身を含む): 40180287168

約数和(自身を除く): 19787965600

約数列:

[1, 2, 4, 8, 16, 32, 1223, 2446, 4892, 9784, 19568, 39136, 521063, 1042126, 2084252, 4168504, 8337008, 16674016, 637260049, 1274520098, 2549040196, 5098080392, 10196160784, 20392321568]

約数ペア:

[(1, 20392321568), (2, 10196160784), (4, 5098080392), (8, 2549040196), (16, 1274520098), (32, 637260049), (1223, 16674016), (2446, 8337008), (4892, 4168504), (9784, 2084252), (19568, 1042126), (39136, 521063)]