18740590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{170369}}^1$

素因数の和:170387

約数の個数: 16

約数和(自身を含む): 36799920

約数和(自身を除く): 18059330

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 170369, 340738, 851845, 1703690, 1874059, 3748118, 9370295, 18740590]

約数ペア:

[(1, 18740590), (2, 9370295), (5, 3748118), (10, 1874059), (11, 1703690), (22, 851845), (55, 340738), (110, 170369)]