193399790

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{177431}}^1$

素因数の和:177547

約数の個数: 16

約数和(自身を含む): 351315360

約数和(自身を除く): 157915570

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 177431, 354862, 887155, 1774310, 19339979, 38679958, 96699895, 193399790]

約数ペア:

[(1, 193399790), (2, 96699895), (5, 38679958), (10, 19339979), (109, 1774310), (218, 887155), (545, 354862), (1090, 177431)]