42164816

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{18959}}^1$

素因数の和:19106

約数の個数: 20

約数和(自身を含む): 82286400

約数和(自身を除く): 40121584

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 18959, 37918, 75836, 151672, 303344, 2635301, 5270602, 10541204, 21082408, 42164816]

約数ペア:

[(1, 42164816), (2, 21082408), (4, 10541204), (8, 5270602), (16, 2635301), (139, 303344), (278, 151672), (556, 75836), (1112, 37918), (2224, 18959)]