18708691809

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1571}}^1\times {\mathrm{1613}}^1$

素因数の和:3317

約数の個数: 32

約数和(自身を含む): 26305772544

約数和(自身を除く): 7597080735

約数列:

[1, 3, 23, 69, 107, 321, 1571, 1613, 2461, 4713, 4839, 7383, 36133, 37099, 108399, 111297, 168097, 172591, 504291, 517773, 2534023, 3866231, 3969593, 7602069, 11598693, 11908779, 58282529, 174847587, 271140461, 813421383, 6236230603, 18708691809]

約数ペア:

[(1, 18708691809), (3, 6236230603), (23, 813421383), (69, 271140461), (107, 174847587), (321, 58282529), (1571, 11908779), (1613, 11598693), (2461, 7602069), (4713, 3969593), (4839, 3866231), (7383, 2534023), (36133, 517773), (37099, 504291), (108399, 172591), (111297, 168097)]