20648394

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{88241}}^1$

素因数の和:88262

約数の個数: 24

約数和(自身を含む): 48180132

約数和(自身を除く): 27531738

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 88241, 176482, 264723, 529446, 794169, 1147133, 1588338, 2294266, 3441399, 6882798, 10324197, 20648394]

約数ペア:

[(1, 20648394), (2, 10324197), (3, 6882798), (6, 3441399), (9, 2294266), (13, 1588338), (18, 1147133), (26, 794169), (39, 529446), (78, 264723), (117, 176482), (234, 88241)]