20378868

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{89381}}^1$

素因数の和:89407

約数の個数: 24

約数和(自身を含む): 50053920

約数和(自身を除く): 29675052

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 89381, 178762, 268143, 357524, 536286, 1072572, 1698239, 3396478, 5094717, 6792956, 10189434, 20378868]

約数ペア:

[(1, 20378868), (2, 10189434), (3, 6792956), (4, 5094717), (6, 3396478), (12, 1698239), (19, 1072572), (38, 536286), (57, 357524), (76, 268143), (114, 178762), (228, 89381)]