20195574

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1871}}^1$

素因数の和:2140

約数の個数: 32

約数和(自身を含む): 46365696

約数和(自身を除く): 26170122

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 257, 514, 771, 1542, 1799, 1871, 3598, 3742, 5397, 5613, 10794, 11226, 13097, 26194, 39291, 78582, 480847, 961694, 1442541, 2885082, 3365929, 6731858, 10097787, 20195574]

約数ペア:

[(1, 20195574), (2, 10097787), (3, 6731858), (6, 3365929), (7, 2885082), (14, 1442541), (21, 961694), (42, 480847), (257, 78582), (514, 39291), (771, 26194), (1542, 13097), (1799, 11226), (1871, 10794), (3598, 5613), (3742, 5397)]