18581103

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{4951}}^1$

素因数の和:5099

約数の個数: 16

約数和(自身を含む): 27731200

約数和(自身を除く): 9150097

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 4951, 14853, 44559, 133677, 688189, 2064567, 6193701, 18581103]

約数ペア:

[(1, 18581103), (3, 6193701), (9, 2064567), (27, 688189), (139, 133677), (417, 44559), (1251, 14853), (3753, 4951)]