18376980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3877}}^1$

素因数の和:3968

約数の個数: 48

約数和(自身を含む): 52120320

約数和(自身を除く): 33743340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 3877, 4740, 7754, 11631, 15508, 19385, 23262, 38770, 46524, 58155, 77540, 116310, 232620, 306283, 612566, 918849, 1225132, 1531415, 1837698, 3062830, 3675396, 4594245, 6125660, 9188490, 18376980]

約数ペア:

[(1, 18376980), (2, 9188490), (3, 6125660), (4, 4594245), (5, 3675396), (6, 3062830), (10, 1837698), (12, 1531415), (15, 1225132), (20, 918849), (30, 612566), (60, 306283), (79, 232620), (158, 116310), (237, 77540), (316, 58155), (395, 46524), (474, 38770), (790, 23262), (948, 19385), (1185, 15508), (1580, 11631), (2370, 7754), (3877, 4740)]