20115564

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2371}}^1$

素因数の和:2486

約数の個数: 48

約数和(自身を含む): 54195456

約数和(自身を除く): 34079892

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 101, 202, 303, 404, 606, 707, 1212, 1414, 2121, 2371, 2828, 4242, 4742, 7113, 8484, 9484, 14226, 16597, 28452, 33194, 49791, 66388, 99582, 199164, 239471, 478942, 718413, 957884, 1436826, 1676297, 2873652, 3352594, 5028891, 6705188, 10057782, 20115564]

約数ペア:

[(1, 20115564), (2, 10057782), (3, 6705188), (4, 5028891), (6, 3352594), (7, 2873652), (12, 1676297), (14, 1436826), (21, 957884), (28, 718413), (42, 478942), (84, 239471), (101, 199164), (202, 99582), (303, 66388), (404, 49791), (606, 33194), (707, 28452), (1212, 16597), (1414, 14226), (2121, 9484), (2371, 8484), (2828, 7113), (4242, 4742)]