18777576

素因数分解:

$2^3\times 3^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 48600000

約数和(自身を除く): 29822424

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 59, 89, 118, 149, 177, 178, 236, 267, 298, 354, 356, 447, 472, 534, 596, 708, 712, 894, 1068, 1192, 1416, 1788, 2136, 3576, 5251, 8791, 10502, 13261, 15753, 17582, 21004, 26373, 26522, 31506, 35164, 39783, 42008, 52746, 53044, 63012, 70328, 79566, 105492, 106088, 126024, 159132, 210984, 318264, 782399, 1564798, 2347197, 3129596, 4694394, 6259192, 9388788, 18777576]

約数ペア:

[(1, 18777576), (2, 9388788), (3, 6259192), (4, 4694394), (6, 3129596), (8, 2347197), (12, 1564798), (24, 782399), (59, 318264), (89, 210984), (118, 159132), (149, 126024), (177, 106088), (178, 105492), (236, 79566), (267, 70328), (298, 63012), (354, 53044), (356, 52746), (447, 42008), (472, 39783), (534, 35164), (596, 31506), (708, 26522), (712, 26373), (894, 21004), (1068, 17582), (1192, 15753), (1416, 13261), (1788, 10502), (2136, 8791), (3576, 5251)]