163321456

素因数分解:

$2^4\times {\mathrm{1289}}^1\times {\mathrm{7919}}^1$

素因数の和:9216

約数の個数: 20

約数和(自身を含む): 316720800

約数和(自身を除く): 153399344

約数列:

[1, 2, 4, 8, 16, 1289, 2578, 5156, 7919, 10312, 15838, 20624, 31676, 63352, 126704, 10207591, 20415182, 40830364, 81660728, 163321456]

約数ペア:

[(1, 163321456), (2, 81660728), (4, 40830364), (8, 20415182), (16, 10207591), (1289, 126704), (2578, 63352), (5156, 31676), (7919, 20624), (10312, 15838)]