18976154

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{727}}^1$

素因数の和:1181

約数の個数: 16

約数和(自身を含む): 29492736

約数和(自身を除く): 10516582

約数列:

[1, 2, 31, 62, 421, 727, 842, 1454, 13051, 22537, 26102, 45074, 306067, 612134, 9488077, 18976154]

約数ペア:

[(1, 18976154), (2, 9488077), (31, 612134), (62, 306067), (421, 45074), (727, 26102), (842, 22537), (1454, 13051)]