187156940

素因数分解:

$2^2\times 5^1\times {\mathrm{9357847}}^1$

素因数の和:9357856

約数の個数: 12

約数和(自身を含む): 393029616

約数和(自身を除く): 205872676

約数列:

[1, 2, 4, 5, 10, 20, 9357847, 18715694, 37431388, 46789235, 93578470, 187156940]

約数ペア:

[(1, 187156940), (2, 93578470), (4, 46789235), (5, 37431388), (10, 18715694), (20, 9357847)]