20161609910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{856847}}^1$

素因数の和:857048

約数の個数: 32

約数和(自身を含む): 39298476672

約数和(自身を除く): 19136866762

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 181, 362, 905, 1810, 2353, 4706, 11765, 23530, 856847, 1713694, 4284235, 8568470, 11139011, 22278022, 55695055, 111390110, 155089307, 310178614, 775446535, 1550893070, 2016160991, 4032321982, 10080804955, 20161609910]

約数ペア:

[(1, 20161609910), (2, 10080804955), (5, 4032321982), (10, 2016160991), (13, 1550893070), (26, 775446535), (65, 310178614), (130, 155089307), (181, 111390110), (362, 55695055), (905, 22278022), (1810, 11139011), (2353, 8568470), (4706, 4284235), (11765, 1713694), (23530, 856847)]