20080190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1861}}^1$

素因数の和:1964

約数の個数: 32

約数和(自身を含む): 39414816

約数和(自身を除く): 19334626

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 415, 830, 1079, 1861, 2158, 3722, 5395, 9305, 10790, 18610, 24193, 48386, 120965, 154463, 241930, 308926, 772315, 1544630, 2008019, 4016038, 10040095, 20080190]

約数ペア:

[(1, 20080190), (2, 10040095), (5, 4016038), (10, 2008019), (13, 1544630), (26, 772315), (65, 308926), (83, 241930), (130, 154463), (166, 120965), (415, 48386), (830, 24193), (1079, 18610), (1861, 10790), (2158, 9305), (3722, 5395)]