11820838

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:663

約数の個数: 16

約数和(自身を含む): 18078480

約数和(自身を除く): 6257642

約数列:

[1, 2, 101, 139, 202, 278, 421, 842, 14039, 28078, 42521, 58519, 85042, 117038, 5910419, 11820838]

約数ペア:

[(1, 11820838), (2, 5910419), (101, 117038), (139, 85042), (202, 58519), (278, 42521), (421, 28078), (842, 14039)]