19525877

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:201

約数の個数: 32

約数和(自身を含む): 25067520

約数和(自身を除く): 5541643

約数列:

[1, 7, 17, 31, 67, 79, 119, 217, 469, 527, 553, 1139, 1343, 2077, 2449, 3689, 5293, 7973, 9401, 14539, 17143, 35309, 37051, 41633, 89981, 164083, 247163, 291431, 629867, 1148581, 2789411, 19525877]

約数ペア:

[(1, 19525877), (7, 2789411), (17, 1148581), (31, 629867), (67, 291431), (79, 247163), (119, 164083), (217, 89981), (469, 41633), (527, 37051), (553, 35309), (1139, 17143), (1343, 14539), (2077, 9401), (2449, 7973), (3689, 5293)]