20100454064

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{40525109}}^1$

素因数の和:40525148

約数の個数: 20

約数和(自身を含む): 40200909120

約数和(自身を除く): 20100455056

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 40525109, 81050218, 162100436, 324200872, 648401744, 1256278379, 2512556758, 5025113516, 10050227032, 20100454064]

約数ペア:

[(1, 20100454064), (2, 10050227032), (4, 5025113516), (8, 2512556758), (16, 1256278379), (31, 648401744), (62, 324200872), (124, 162100436), (248, 81050218), (496, 40525109)]