18996924

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{229}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 46161920

約数和(自身を除く): 27164996

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 223, 229, 372, 446, 458, 669, 687, 892, 916, 1338, 1374, 2676, 2748, 6913, 7099, 13826, 14198, 20739, 21297, 27652, 28396, 41478, 42594, 51067, 82956, 85188, 102134, 153201, 204268, 306402, 612804, 1583077, 3166154, 4749231, 6332308, 9498462, 18996924]

約数ペア:

[(1, 18996924), (2, 9498462), (3, 6332308), (4, 4749231), (6, 3166154), (12, 1583077), (31, 612804), (62, 306402), (93, 204268), (124, 153201), (186, 102134), (223, 85188), (229, 82956), (372, 51067), (446, 42594), (458, 41478), (669, 28396), (687, 27652), (892, 21297), (916, 20739), (1338, 14198), (1374, 13826), (2676, 7099), (2748, 6913)]