18368869

素因数分解:

${\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:300

約数の個数: 16

約数和(自身を含む): 19641600

約数和(自身を除く): 1272731

約数列:

[1, 43, 47, 61, 149, 2021, 2623, 2867, 6407, 7003, 9089, 123281, 301129, 390827, 427183, 18368869]

約数ペア:

[(1, 18368869), (43, 427183), (47, 390827), (61, 301129), (149, 123281), (2021, 9089), (2623, 7003), (2867, 6407)]