91866410

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{21821}}^1$

素因数の和:22249

約数の個数: 16

約数和(自身を含む): 165759912

約数和(自身を除く): 73893502

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 21821, 43642, 109105, 218210, 9186641, 18373282, 45933205, 91866410]

約数ペア:

[(1, 91866410), (2, 45933205), (5, 18373282), (10, 9186641), (421, 218210), (842, 109105), (2105, 43642), (4210, 21821)]