193194620

素因数分解:

$2^2\times 5^1\times {\mathrm{9659731}}^1$

素因数の和:9659740

約数の個数: 12

約数和(自身を含む): 405708744

約数和(自身を除く): 212514124

約数列:

[1, 2, 4, 5, 10, 20, 9659731, 19319462, 38638924, 48298655, 96597310, 193194620]

約数ペア:

[(1, 193194620), (2, 96597310), (4, 48298655), (5, 38638924), (10, 19319462), (20, 9659731)]