16895216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1889}}^1$

素因数の和:1953

約数の個数: 40

約数和(自身を含む): 36091440

約数和(自身を除く): 19196224

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 1889, 2236, 3778, 4472, 7556, 8944, 15112, 24557, 30224, 49114, 81227, 98228, 162454, 196456, 324908, 392912, 649816, 1055951, 1299632, 2111902, 4223804, 8447608, 16895216]

約数ペア:

[(1, 16895216), (2, 8447608), (4, 4223804), (8, 2111902), (13, 1299632), (16, 1055951), (26, 649816), (43, 392912), (52, 324908), (86, 196456), (104, 162454), (172, 98228), (208, 81227), (344, 49114), (559, 30224), (688, 24557), (1118, 15112), (1889, 8944), (2236, 7556), (3778, 4472)]