18833997

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3631}}^1$

素因数の和:3673

約数の個数: 32

約数和(自身を含む): 32542720

約数和(自身を除く): 13708723

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 3631, 5187, 10893, 25417, 47203, 68989, 76251, 141609, 206967, 330421, 482923, 896857, 991263, 1448769, 2690571, 6277999, 18833997]

約数ペア:

[(1, 18833997), (3, 6277999), (7, 2690571), (13, 1448769), (19, 991263), (21, 896857), (39, 482923), (57, 330421), (91, 206967), (133, 141609), (247, 76251), (273, 68989), (399, 47203), (741, 25417), (1729, 10893), (3631, 5187)]