18746518

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{8317}}^1$

素因数の和:8356

約数の個数: 24

約数和(自身を含む): 34137072

約数和(自身を除く): 15390554

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 8317, 16634, 58219, 116438, 191291, 382582, 407533, 815066, 1339037, 2678074, 9373259, 18746518]

約数ペア:

[(1, 18746518), (2, 9373259), (7, 2678074), (14, 1339037), (23, 815066), (46, 407533), (49, 382582), (98, 191291), (161, 116438), (322, 58219), (1127, 16634), (2254, 8317)]