18634564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{4909}}^1$

素因数の和:4999

約数の個数: 24

約数和(自身を含む): 35607320

約数和(自身を除く): 16972756

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 4909, 9818, 19636, 63817, 127634, 255268, 358357, 716714, 1433428, 4658641, 9317282, 18634564]

約数ペア:

[(1, 18634564), (2, 9317282), (4, 4658641), (13, 1433428), (26, 716714), (52, 358357), (73, 255268), (146, 127634), (292, 63817), (949, 19636), (1898, 9818), (3796, 4909)]