20522956

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{457}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 36676640

約数和(自身を除く): 16153684

約数列:

[1, 2, 4, 103, 109, 206, 218, 412, 436, 457, 914, 1828, 11227, 22454, 44908, 47071, 49813, 94142, 99626, 188284, 199252, 5130739, 10261478, 20522956]

約数ペア:

[(1, 20522956), (2, 10261478), (4, 5130739), (103, 199252), (109, 188284), (206, 99626), (218, 94142), (412, 49813), (436, 47071), (457, 44908), (914, 22454), (1828, 11227)]