18515928

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{607}}^1$

素因数の和:688

約数の個数: 64

約数和(自身を含む): 49029120

約数和(自身を除く): 30513192

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 41, 62, 82, 93, 123, 124, 164, 186, 246, 248, 328, 372, 492, 607, 744, 984, 1214, 1271, 1821, 2428, 2542, 3642, 3813, 4856, 5084, 7284, 7626, 10168, 14568, 15252, 18817, 24887, 30504, 37634, 49774, 56451, 74661, 75268, 99548, 112902, 149322, 150536, 199096, 225804, 298644, 451608, 597288, 771497, 1542994, 2314491, 3085988, 4628982, 6171976, 9257964, 18515928]

約数ペア:

[(1, 18515928), (2, 9257964), (3, 6171976), (4, 4628982), (6, 3085988), (8, 2314491), (12, 1542994), (24, 771497), (31, 597288), (41, 451608), (62, 298644), (82, 225804), (93, 199096), (123, 150536), (124, 149322), (164, 112902), (186, 99548), (246, 75268), (248, 74661), (328, 56451), (372, 49774), (492, 37634), (607, 30504), (744, 24887), (984, 18817), (1214, 15252), (1271, 14568), (1821, 10168), (2428, 7626), (2542, 7284), (3642, 5084), (3813, 4856)]