194042890

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{178021}}^1$

素因数の和:178137

約数の個数: 16

約数和(自身を含む): 352483560

約数和(自身を除く): 158440670

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 178021, 356042, 890105, 1780210, 19404289, 38808578, 97021445, 194042890]

約数ペア:

[(1, 194042890), (2, 97021445), (5, 38808578), (10, 19404289), (109, 1780210), (218, 890105), (545, 356042), (1090, 178021)]