18237328

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67049}}^1$

素因数の和:67074

約数の個数: 20

約数和(自身を含む): 37413900

約数和(自身を除く): 19176572

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 67049, 134098, 268196, 536392, 1072784, 1139833, 2279666, 4559332, 9118664, 18237328]

約数ペア:

[(1, 18237328), (2, 9118664), (4, 4559332), (8, 2279666), (16, 1139833), (17, 1072784), (34, 536392), (68, 268196), (136, 134098), (272, 67049)]