18030768

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:642

約数の個数: 80

約数和(自身を含む): 53853696

約数和(自身を除く): 35822928

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 103, 112, 168, 206, 309, 336, 412, 521, 618, 721, 824, 1042, 1236, 1442, 1563, 1648, 2084, 2163, 2472, 2884, 3126, 3647, 4168, 4326, 4944, 5768, 6252, 7294, 8336, 8652, 10941, 11536, 12504, 14588, 17304, 21882, 25008, 29176, 34608, 43764, 53663, 58352, 87528, 107326, 160989, 175056, 214652, 321978, 375641, 429304, 643956, 751282, 858608, 1126923, 1287912, 1502564, 2253846, 2575824, 3005128, 4507692, 6010256, 9015384, 18030768]

約数ペア:

[(1, 18030768), (2, 9015384), (3, 6010256), (4, 4507692), (6, 3005128), (7, 2575824), (8, 2253846), (12, 1502564), (14, 1287912), (16, 1126923), (21, 858608), (24, 751282), (28, 643956), (42, 429304), (48, 375641), (56, 321978), (84, 214652), (103, 175056), (112, 160989), (168, 107326), (206, 87528), (309, 58352), (336, 53663), (412, 43764), (521, 34608), (618, 29176), (721, 25008), (824, 21882), (1042, 17304), (1236, 14588), (1442, 12504), (1563, 11536), (1648, 10941), (2084, 8652), (2163, 8336), (2472, 7294), (2884, 6252), (3126, 5768), (3647, 4944), (4168, 4326)]