20379190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2657}}^1$

素因数の和:2736

約数の個数: 32

約数和(自身を含む): 40188960

約数和(自身を除く): 19809770

約数列:

[1, 2, 5, 10, 13, 26, 59, 65, 118, 130, 295, 590, 767, 1534, 2657, 3835, 5314, 7670, 13285, 26570, 34541, 69082, 156763, 172705, 313526, 345410, 783815, 1567630, 2037919, 4075838, 10189595, 20379190]

約数ペア:

[(1, 20379190), (2, 10189595), (5, 4075838), (10, 2037919), (13, 1567630), (26, 783815), (59, 345410), (65, 313526), (118, 172705), (130, 156763), (295, 69082), (590, 34541), (767, 26570), (1534, 13285), (2657, 7670), (3835, 5314)]