20080862564

素因数分解:

$2^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{401}}^1\times {\mathrm{6959}}^1$

素因数の和:7628

約数の個数: 48

約数和(自身を含む): 40424348160

約数和(自身を除く): 20343485596

約数列:

[1, 2, 4, 7, 14, 28, 257, 401, 514, 802, 1028, 1604, 1799, 2807, 3598, 5614, 6959, 7196, 11228, 13918, 27836, 48713, 97426, 103057, 194852, 206114, 412228, 721399, 1442798, 1788463, 2790559, 2885596, 3576926, 5581118, 7153852, 11162236, 12519241, 19533913, 25038482, 39067826, 50076964, 78135652, 717173663, 1434347326, 2868694652, 5020215641, 10040431282, 20080862564]

約数ペア:

[(1, 20080862564), (2, 10040431282), (4, 5020215641), (7, 2868694652), (14, 1434347326), (28, 717173663), (257, 78135652), (401, 50076964), (514, 39067826), (802, 25038482), (1028, 19533913), (1604, 12519241), (1799, 11162236), (2807, 7153852), (3598, 5581118), (5614, 3576926), (6959, 2885596), (7196, 2790559), (11228, 1788463), (13918, 1442798), (27836, 721399), (48713, 412228), (97426, 206114), (103057, 194852)]