20550704

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67601}}^1$

素因数の和:67628

約数の個数: 20

約数和(自身を含む): 41913240

約数和(自身を除く): 21362536

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 67601, 135202, 270404, 540808, 1081616, 1284419, 2568838, 5137676, 10275352, 20550704]

約数ペア:

[(1, 20550704), (2, 10275352), (4, 5137676), (8, 2568838), (16, 1284419), (19, 1081616), (38, 540808), (76, 270404), (152, 135202), (304, 67601)]