16787450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:503

約数の個数: 48

約数和(自身を含む): 33747840

約数和(自身を除く): 16960390

約数列:

[1, 2, 5, 10, 19, 25, 38, 41, 50, 82, 95, 190, 205, 410, 431, 475, 779, 862, 950, 1025, 1558, 2050, 2155, 3895, 4310, 7790, 8189, 10775, 16378, 17671, 19475, 21550, 35342, 38950, 40945, 81890, 88355, 176710, 204725, 335749, 409450, 441775, 671498, 883550, 1678745, 3357490, 8393725, 16787450]

約数ペア:

[(1, 16787450), (2, 8393725), (5, 3357490), (10, 1678745), (19, 883550), (25, 671498), (38, 441775), (41, 409450), (50, 335749), (82, 204725), (95, 176710), (190, 88355), (205, 81890), (410, 40945), (431, 38950), (475, 35342), (779, 21550), (862, 19475), (950, 17671), (1025, 16378), (1558, 10775), (2050, 8189), (2155, 7790), (3895, 4310)]