20161488386

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1\times {\mathrm{72047}}^1$

素因数の和:72338

約数の個数: 32

約数和(自身を含む): 33407216640

約数和(自身を除く): 13245728254

約数列:

[1, 2, 13, 26, 47, 94, 229, 458, 611, 1222, 2977, 5954, 10763, 21526, 72047, 139919, 144094, 279838, 936611, 1873222, 3386209, 6772418, 16498763, 32997526, 44020717, 88041434, 214483919, 428967838, 775441861, 1550883722, 10080744193, 20161488386]

約数ペア:

[(1, 20161488386), (2, 10080744193), (13, 1550883722), (26, 775441861), (47, 428967838), (94, 214483919), (229, 88041434), (458, 44020717), (611, 32997526), (1222, 16498763), (2977, 6772418), (5954, 3386209), (10763, 1873222), (21526, 936611), (72047, 279838), (139919, 144094)]