19623856

素因数分解:

$2^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2111}}^1$

素因数の和:2209

約数の個数: 40

約数和(自身を含む): 43997184

約数和(自身を除く): 24373328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 83, 112, 166, 332, 581, 664, 1162, 1328, 2111, 2324, 4222, 4648, 8444, 9296, 14777, 16888, 29554, 33776, 59108, 118216, 175213, 236432, 350426, 700852, 1226491, 1401704, 2452982, 2803408, 4905964, 9811928, 19623856]

約数ペア:

[(1, 19623856), (2, 9811928), (4, 4905964), (7, 2803408), (8, 2452982), (14, 1401704), (16, 1226491), (28, 700852), (56, 350426), (83, 236432), (112, 175213), (166, 118216), (332, 59108), (581, 33776), (664, 29554), (1162, 16888), (1328, 14777), (2111, 9296), (2324, 8444), (4222, 4648)]