31670418

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{2347}}^1$

素因数の和:2538

約数の個数: 32

約数和(自身を含む): 68636736

約数和(自身を除く): 36966318

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 173, 346, 519, 1038, 2249, 2347, 4498, 4694, 6747, 7041, 13494, 14082, 30511, 61022, 91533, 183066, 406031, 812062, 1218093, 2436186, 5278403, 10556806, 15835209, 31670418]

約数ペア:

[(1, 31670418), (2, 15835209), (3, 10556806), (6, 5278403), (13, 2436186), (26, 1218093), (39, 812062), (78, 406031), (173, 183066), (346, 91533), (519, 61022), (1038, 30511), (2249, 14082), (2347, 13494), (4498, 7041), (4694, 6747)]