20402584

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3659}}^1$

素因数の和:3723

約数の個数: 32

約数和(自身を含む): 41504400

約数和(自身を除く): 21101816

約数列:

[1, 2, 4, 8, 17, 34, 41, 68, 82, 136, 164, 328, 697, 1394, 2788, 3659, 5576, 7318, 14636, 29272, 62203, 124406, 150019, 248812, 300038, 497624, 600076, 1200152, 2550323, 5100646, 10201292, 20402584]

約数ペア:

[(1, 20402584), (2, 10201292), (4, 5100646), (8, 2550323), (17, 1200152), (34, 600076), (41, 497624), (68, 300038), (82, 248812), (136, 150019), (164, 124406), (328, 62203), (697, 29272), (1394, 14636), (2788, 7318), (3659, 5576)]