20071090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{853}}^1$

素因数の和:1054

約数の個数: 32

約数和(自身を含む): 39167856

約数和(自身を除く): 19096766

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 181, 362, 853, 905, 1706, 1810, 2353, 4265, 4706, 8530, 11089, 11765, 22178, 23530, 55445, 110890, 154393, 308786, 771965, 1543930, 2007109, 4014218, 10035545, 20071090]

約数ペア:

[(1, 20071090), (2, 10035545), (5, 4014218), (10, 2007109), (13, 1543930), (26, 771965), (65, 308786), (130, 154393), (181, 110890), (362, 55445), (853, 23530), (905, 22178), (1706, 11765), (1810, 11089), (2353, 8530), (4265, 4706)]