20374179

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{12281}}^1$

素因数の和:12370

約数の個数: 16

約数和(自身を含む): 31441920

約数和(自身を除く): 11067741

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 12281, 36843, 85967, 257901, 970199, 2910597, 6791393, 20374179]

約数ペア:

[(1, 20374179), (3, 6791393), (7, 2910597), (21, 970199), (79, 257901), (237, 85967), (553, 36843), (1659, 12281)]