20448545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{7673}}^1$

素因数の和:7732

約数の個数: 16

約数和(自身を含む): 27073872

約数和(自身を除く): 6625327

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 7673, 38365, 99749, 314593, 498745, 1572965, 4089709, 20448545]

約数ペア:

[(1, 20448545), (5, 4089709), (13, 1572965), (41, 498745), (65, 314593), (205, 99749), (533, 38365), (2665, 7673)]