20189726532

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^2\times {\mathrm{303313}}^1$

素因数の和:303409

約数の個数: 54

約数和(自身を含む): 52249779582

約数和(自身を除く): 32060053050

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 1849, 3698, 5547, 7396, 11094, 16641, 22188, 33282, 66564, 303313, 606626, 909939, 1213252, 1819878, 2729817, 3639756, 5459634, 10919268, 13042459, 26084918, 39127377, 52169836, 78254754, 117382131, 156509508, 234764262, 469528524, 560825737, 1121651474, 1682477211, 2243302948, 3364954422, 5047431633, 6729908844, 10094863266, 20189726532]

約数ペア:

[(1, 20189726532), (2, 10094863266), (3, 6729908844), (4, 5047431633), (6, 3364954422), (9, 2243302948), (12, 1682477211), (18, 1121651474), (36, 560825737), (43, 469528524), (86, 234764262), (129, 156509508), (172, 117382131), (258, 78254754), (387, 52169836), (516, 39127377), (774, 26084918), (1548, 13042459), (1849, 10919268), (3698, 5459634), (5547, 3639756), (7396, 2729817), (11094, 1819878), (16641, 1213252), (22188, 909939), (33282, 606626), (66564, 303313)]