19677710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4091}}^1$

素因数の和:4148

約数の個数: 32

約数和(自身を含む): 39184992

約数和(自身を除く): 19507282

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4091, 4810, 8182, 20455, 40910, 53183, 106366, 151367, 265915, 302734, 531830, 756835, 1513670, 1967771, 3935542, 9838855, 19677710]

約数ペア:

[(1, 19677710), (2, 9838855), (5, 3935542), (10, 1967771), (13, 1513670), (26, 756835), (37, 531830), (65, 302734), (74, 265915), (130, 151367), (185, 106366), (370, 53183), (481, 40910), (962, 20455), (2405, 8182), (4091, 4810)]