20888970015

素因数分解:

$3^1\times 5^1\times {\mathrm{547}}^1\times {\mathrm{2545883}}^1$

素因数の和:2546438

約数の個数: 16

約数和(自身を含む): 33483466368

約数和(自身を除く): 12594496353

約数列:

[1, 3, 5, 15, 547, 1641, 2735, 8205, 2545883, 7637649, 12729415, 38188245, 1392598001, 4177794003, 6962990005, 20888970015]

約数ペア:

[(1, 20888970015), (3, 6962990005), (5, 4177794003), (15, 1392598001), (547, 38188245), (1641, 12729415), (2735, 7637649), (8205, 2545883)]