201438722

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{279001}}^1$

素因数の和:279041

約数の個数: 12

約数和(自身を含む): 318899286

約数和(自身を除く): 117460564

約数列:

[1, 2, 19, 38, 361, 722, 279001, 558002, 5301019, 10602038, 100719361, 201438722]

約数ペア:

[(1, 201438722), (2, 100719361), (19, 10602038), (38, 5301019), (361, 558002), (722, 279001)]