18888943557

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13421}}^1\times {\mathrm{42649}}^1$

素因数の和:56084

約数の個数: 16

約数和(自身を含む): 27477518400

約数和(自身を除く): 8588574843

約数列:

[1, 3, 11, 33, 13421, 40263, 42649, 127947, 147631, 442893, 469139, 1407417, 572392229, 1717176687, 6296314519, 18888943557]

約数ペア:

[(1, 18888943557), (3, 6296314519), (11, 1717176687), (33, 572392229), (13421, 1407417), (40263, 469139), (42649, 442893), (127947, 147631)]