81996172

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{6619}}^1$

素因数の和:6805

約数の個数: 24

約数和(自身を含む): 151995200

約数和(自身を除く): 69999028

約数列:

[1, 2, 4, 19, 38, 76, 163, 326, 652, 3097, 6194, 6619, 12388, 13238, 26476, 125761, 251522, 503044, 1078897, 2157794, 4315588, 20499043, 40998086, 81996172]

約数ペア:

[(1, 81996172), (2, 40998086), (4, 20499043), (19, 4315588), (38, 2157794), (76, 1078897), (163, 503044), (326, 251522), (652, 125761), (3097, 26476), (6194, 13238), (6619, 12388)]