20804905290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53345911}}^1$

素因数の和:53345934

約数の個数: 32

約数和(自身を含む): 53772679296

約数和(自身を除く): 32967774006

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 53345911, 106691822, 160037733, 266729555, 320075466, 533459110, 693496843, 800188665, 1386993686, 1600377330, 2080490529, 3467484215, 4160981058, 6934968430, 10402452645, 20804905290]

約数ペア:

[(1, 20804905290), (2, 10402452645), (3, 6934968430), (5, 4160981058), (6, 3467484215), (10, 2080490529), (13, 1600377330), (15, 1386993686), (26, 800188665), (30, 693496843), (39, 533459110), (65, 320075466), (78, 266729555), (130, 160037733), (195, 106691822), (390, 53345911)]