19686426

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1997}}^1$

素因数の和:2086

約数の個数: 32

約数和(自身を含む): 41430528

約数和(自身を除く): 21744102

約数列:

[1, 2, 3, 6, 31, 53, 62, 93, 106, 159, 186, 318, 1643, 1997, 3286, 3994, 4929, 5991, 9858, 11982, 61907, 105841, 123814, 185721, 211682, 317523, 371442, 635046, 3281071, 6562142, 9843213, 19686426]

約数ペア:

[(1, 19686426), (2, 9843213), (3, 6562142), (6, 3281071), (31, 635046), (53, 371442), (62, 317523), (93, 211682), (106, 185721), (159, 123814), (186, 105841), (318, 61907), (1643, 11982), (1997, 9858), (3286, 5991), (3994, 4929)]