20173843378

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1\times {\mathrm{20747}}^1$

素因数の和:21162

約数の個数: 32

約数和(自身を含む): 32939524800

約数和(自身を除く): 12765681422

約数列:

[1, 2, 13, 26, 149, 251, 298, 502, 1937, 3263, 3874, 6526, 20747, 37399, 41494, 74798, 269711, 486187, 539422, 972374, 3091303, 5207497, 6182606, 10414994, 40186939, 67697461, 80373878, 135394922, 775917053, 1551834106, 10086921689, 20173843378]

約数ペア:

[(1, 20173843378), (2, 10086921689), (13, 1551834106), (26, 775917053), (149, 135394922), (251, 80373878), (298, 67697461), (502, 40186939), (1937, 10414994), (3263, 6182606), (3874, 5207497), (6526, 3091303), (20747, 972374), (37399, 539422), (41494, 486187), (74798, 269711)]