20113478

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{997}}^1$

素因数の和:1148

約数の個数: 32

約数和(自身を含む): 37939968

約数和(自身を除く): 17826490

約数列:

[1, 2, 7, 11, 14, 22, 77, 131, 154, 262, 917, 997, 1441, 1834, 1994, 2882, 6979, 10087, 10967, 13958, 20174, 21934, 76769, 130607, 153538, 261214, 914249, 1436677, 1828498, 2873354, 10056739, 20113478]

約数ペア:

[(1, 20113478), (2, 10056739), (7, 2873354), (11, 1828498), (14, 1436677), (22, 914249), (77, 261214), (131, 153538), (154, 130607), (262, 76769), (917, 21934), (997, 20174), (1441, 13958), (1834, 10967), (1994, 10087), (2882, 6979)]