18861962

素因数分解:

$2^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{977}}^1$

素因数の和:1190

約数の個数: 24

約数和(自身を含む): 33113124

約数和(自身を除く): 14251162

約数列:

[1, 2, 7, 14, 49, 98, 197, 394, 977, 1379, 1954, 2758, 6839, 9653, 13678, 19306, 47873, 95746, 192469, 384938, 1347283, 2694566, 9430981, 18861962]

約数ペア:

[(1, 18861962), (2, 9430981), (7, 2694566), (14, 1347283), (49, 384938), (98, 192469), (197, 95746), (394, 47873), (977, 19306), (1379, 13678), (1954, 9653), (2758, 6839)]