189105190

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{173491}}^1$

素因数の和:173607

約数の個数: 16

約数和(自身を含む): 343514160

約数和(自身を除く): 154408970

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 173491, 346982, 867455, 1734910, 18910519, 37821038, 94552595, 189105190]

約数ペア:

[(1, 189105190), (2, 94552595), (5, 37821038), (10, 18910519), (109, 1734910), (218, 867455), (545, 346982), (1090, 173491)]