20804563130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4325273}}^1$

素因数の和:4325330

約数の個数: 32

約数和(自身を含む): 41418823824

約数和(自身を除く): 20614260694

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 4325273, 8650546, 21626365, 43252730, 56228549, 112457098, 160035101, 281142745, 320070202, 562285490, 800175505, 1600351010, 2080456313, 4160912626, 10402281565, 20804563130]

約数ペア:

[(1, 20804563130), (2, 10402281565), (5, 4160912626), (10, 2080456313), (13, 1600351010), (26, 800175505), (37, 562285490), (65, 320070202), (74, 281142745), (130, 160035101), (185, 112457098), (370, 56228549), (481, 43252730), (962, 21626365), (2405, 8650546), (4810, 4325273)]