20586388

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{2311}}^1$

素因数の和:2463

約数の個数: 24

約数和(自身を含む): 38453184

約数和(自身を除く): 17866796

約数列:

[1, 2, 4, 17, 34, 68, 131, 262, 524, 2227, 2311, 4454, 4622, 8908, 9244, 39287, 78574, 157148, 302741, 605482, 1210964, 5146597, 10293194, 20586388]

約数ペア:

[(1, 20586388), (2, 10293194), (4, 5146597), (17, 1210964), (34, 605482), (68, 302741), (131, 157148), (262, 78574), (524, 39287), (2227, 9244), (2311, 8908), (4454, 4622)]