25399418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{971}}^1$

素因数の和:1054

約数の個数: 32

約数和(自身を含む): 44089920

約数和(自身を除く): 18690502

約数列:

[1, 2, 11, 22, 29, 41, 58, 82, 319, 451, 638, 902, 971, 1189, 1942, 2378, 10681, 13079, 21362, 26158, 28159, 39811, 56318, 79622, 309749, 437921, 619498, 875842, 1154519, 2309038, 12699709, 25399418]

約数ペア:

[(1, 25399418), (2, 12699709), (11, 2309038), (22, 1154519), (29, 875842), (41, 619498), (58, 437921), (82, 309749), (319, 79622), (451, 56318), (638, 39811), (902, 28159), (971, 26158), (1189, 21362), (1942, 13079), (2378, 10681)]