15955856

素因数分解:

$2^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1307}}^1$

素因数の和:1431

約数の個数: 40

約数和(自身を含む): 35682240

約数和(自身を除く): 19726384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 109, 112, 218, 436, 763, 872, 1307, 1526, 1744, 2614, 3052, 5228, 6104, 9149, 10456, 12208, 18298, 20912, 36596, 73192, 142463, 146384, 284926, 569852, 997241, 1139704, 1994482, 2279408, 3988964, 7977928, 15955856]

約数ペア:

[(1, 15955856), (2, 7977928), (4, 3988964), (7, 2279408), (8, 1994482), (14, 1139704), (16, 997241), (28, 569852), (56, 284926), (109, 146384), (112, 142463), (218, 73192), (436, 36596), (763, 20912), (872, 18298), (1307, 12208), (1526, 10456), (1744, 9149), (2614, 6104), (3052, 5228)]