18138658

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{7907}}^1$

素因数の和:7977

約数の個数: 16

約数和(自身を含む): 28848384

約数和(自身を除く): 10709726

約数列:

[1, 2, 31, 37, 62, 74, 1147, 2294, 7907, 15814, 245117, 292559, 490234, 585118, 9069329, 18138658]

約数ペア:

[(1, 18138658), (2, 9069329), (31, 585118), (37, 490234), (62, 292559), (74, 245117), (1147, 15814), (2294, 7907)]