19274414

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{6869}}^1$

素因数の和:6955

約数の個数: 16

約数和(自身を含む): 30667680

約数和(自身を除く): 11393266

約数列:

[1, 2, 23, 46, 61, 122, 1403, 2806, 6869, 13738, 157987, 315974, 419009, 838018, 9637207, 19274414]

約数ペア:

[(1, 19274414), (2, 9637207), (23, 838018), (46, 419009), (61, 315974), (122, 157987), (1403, 13738), (2806, 6869)]