20188805

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44371}}^1$

素因数の和:44396

約数の個数: 16

約数和(自身を含む): 29817984

約数和(自身を除く): 9629179

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 44371, 221855, 310597, 576823, 1552985, 2884115, 4037761, 20188805]

約数ペア:

[(1, 20188805), (5, 4037761), (7, 2884115), (13, 1552985), (35, 576823), (65, 310597), (91, 221855), (455, 44371)]