2013626420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7744717}}^1$

素因数の和:7744739

約数の個数: 24

約数和(自身を含む): 4553894184

約数和(自身を除く): 2540267764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7744717, 15489434, 30978868, 38723585, 77447170, 100681321, 154894340, 201362642, 402725284, 503406605, 1006813210, 2013626420]

約数ペア:

[(1, 2013626420), (2, 1006813210), (4, 503406605), (5, 402725284), (10, 201362642), (13, 154894340), (20, 100681321), (26, 77447170), (52, 38723585), (65, 30978868), (130, 15489434), (260, 7744717)]