19746308

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{1321}}^1$

素因数の和:1463

約数の個数: 24

約数和(自身を含む): 35868504

約数和(自身を除く): 16122196

約数列:

[1, 2, 4, 37, 74, 101, 148, 202, 404, 1321, 2642, 3737, 5284, 7474, 14948, 48877, 97754, 133421, 195508, 266842, 533684, 4936577, 9873154, 19746308]

約数ペア:

[(1, 19746308), (2, 9873154), (4, 4936577), (37, 533684), (74, 266842), (101, 195508), (148, 133421), (202, 97754), (404, 48877), (1321, 14948), (2642, 7474), (3737, 5284)]