18216816

素因数分解:

$2^4\times 3^1\times {\mathrm{191}}^1\times {\mathrm{1987}}^1$

素因数の和:2189

約数の個数: 40

約数和(自身を含む): 47330304

約数和(自身を除く): 29113488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 191, 382, 573, 764, 1146, 1528, 1987, 2292, 3056, 3974, 4584, 5961, 7948, 9168, 11922, 15896, 23844, 31792, 47688, 95376, 379517, 759034, 1138551, 1518068, 2277102, 3036136, 4554204, 6072272, 9108408, 18216816]

約数ペア:

[(1, 18216816), (2, 9108408), (3, 6072272), (4, 4554204), (6, 3036136), (8, 2277102), (12, 1518068), (16, 1138551), (24, 759034), (48, 379517), (191, 95376), (382, 47688), (573, 31792), (764, 23844), (1146, 15896), (1528, 11922), (1987, 9168), (2292, 7948), (3056, 5961), (3974, 4584)]