18020424

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1$

素因数の和:550

約数の個数: 64

約数和(自身を含む): 47485440

約数和(自身を除く): 29465016

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 53, 62, 93, 106, 124, 159, 186, 212, 248, 318, 372, 424, 457, 636, 744, 914, 1272, 1371, 1643, 1828, 2742, 3286, 3656, 4929, 5484, 6572, 9858, 10968, 13144, 14167, 19716, 24221, 28334, 39432, 42501, 48442, 56668, 72663, 85002, 96884, 113336, 145326, 170004, 193768, 290652, 340008, 581304, 750851, 1501702, 2252553, 3003404, 4505106, 6006808, 9010212, 18020424]

約数ペア:

[(1, 18020424), (2, 9010212), (3, 6006808), (4, 4505106), (6, 3003404), (8, 2252553), (12, 1501702), (24, 750851), (31, 581304), (53, 340008), (62, 290652), (93, 193768), (106, 170004), (124, 145326), (159, 113336), (186, 96884), (212, 85002), (248, 72663), (318, 56668), (372, 48442), (424, 42501), (457, 39432), (636, 28334), (744, 24221), (914, 19716), (1272, 14167), (1371, 13144), (1643, 10968), (1828, 9858), (2742, 6572), (3286, 5484), (3656, 4929)]