18507709

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{383}}^1$

素因数の和:608

約数の個数: 16

約数和(自身を含む): 21233664

約数和(自身を除く): 2725955

約数列:

[1, 11, 23, 191, 253, 383, 2101, 4213, 4393, 8809, 48323, 73153, 96899, 804683, 1682519, 18507709]

約数ペア:

[(1, 18507709), (11, 1682519), (23, 804683), (191, 96899), (253, 73153), (383, 48323), (2101, 8809), (4213, 4393)]