20010430064

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{40343609}}^1$

素因数の和:40343648

約数の個数: 20

約数和(自身を含む): 40020861120

約数和(自身を除く): 20010431056

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 40343609, 80687218, 161374436, 322748872, 645497744, 1250651879, 2501303758, 5002607516, 10005215032, 20010430064]

約数ペア:

[(1, 20010430064), (2, 10005215032), (4, 5002607516), (8, 2501303758), (16, 1250651879), (31, 645497744), (62, 322748872), (124, 161374436), (248, 80687218), (496, 40343609)]