18834260

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{5639}}^1$

素因数の和:5815

約数の個数: 24

約数和(自身を含む): 39795840

約数和(自身を除く): 20961580

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 5639, 11278, 22556, 28195, 56390, 112780, 941713, 1883426, 3766852, 4708565, 9417130, 18834260]

約数ペア:

[(1, 18834260), (2, 9417130), (4, 4708565), (5, 3766852), (10, 1883426), (20, 941713), (167, 112780), (334, 56390), (668, 28195), (835, 22556), (1670, 11278), (3340, 5639)]