16910890

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{19001}}^1$

素因数の和:19097

約数の個数: 16

約数和(自身を含む): 30783240

約数和(自身を除く): 13872350

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 19001, 38002, 95005, 190010, 1691089, 3382178, 8455445, 16910890]

約数ペア:

[(1, 16910890), (2, 8455445), (5, 3382178), (10, 1691089), (89, 190010), (178, 95005), (445, 38002), (890, 19001)]