20221388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{12421}}^1$

素因数の和:12473

約数の個数: 24

約数和(自身を含む): 39651024

約数和(自身を除く): 19429636

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 12421, 24842, 49684, 136631, 273262, 459577, 546524, 919154, 1838308, 5055347, 10110694, 20221388]

約数ペア:

[(1, 20221388), (2, 10110694), (4, 5055347), (11, 1838308), (22, 919154), (37, 546524), (44, 459577), (74, 273262), (148, 136631), (407, 49684), (814, 24842), (1628, 12421)]