20373843

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{23663}}^1$

素因数の和:23714

約数の個数: 16

約数和(自身を含む): 31804416

約数和(自身を除く): 11430573

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 23663, 70989, 165641, 496923, 970183, 2910549, 6791281, 20373843]

約数ペア:

[(1, 20373843), (3, 6791281), (7, 2910549), (21, 970183), (41, 496923), (123, 165641), (287, 70989), (861, 23663)]