20295268

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{38149}}^1$

素因数の和:38179

約数の個数: 24

約数和(自身を含む): 42728000

約数和(自身を除く): 22432732

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 38149, 76298, 152596, 267043, 534086, 724831, 1068172, 1449662, 2899324, 5073817, 10147634, 20295268]

約数ペア:

[(1, 20295268), (2, 10147634), (4, 5073817), (7, 2899324), (14, 1449662), (19, 1068172), (28, 724831), (38, 534086), (76, 267043), (133, 152596), (266, 76298), (532, 38149)]