20571832

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3301}}^1$

素因数の和:3367

約数の個数: 32

約数和(自身を含む): 41605200

約数和(自身を除く): 21033368

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 328, 779, 1558, 3116, 3301, 6232, 6602, 13204, 26408, 62719, 125438, 135341, 250876, 270682, 501752, 541364, 1082728, 2571479, 5142958, 10285916, 20571832]

約数ペア:

[(1, 20571832), (2, 10285916), (4, 5142958), (8, 2571479), (19, 1082728), (38, 541364), (41, 501752), (76, 270682), (82, 250876), (152, 135341), (164, 125438), (328, 62719), (779, 26408), (1558, 13204), (3116, 6602), (3301, 6232)]