19887468

素因数分解:

$2^2\times 3^1\times {\mathrm{137}}^1\times {\mathrm{12097}}^1$

素因数の和:12241

約数の個数: 24

約数和(自身を含む): 46746672

約数和(自身を除く): 26859204

約数列:

[1, 2, 3, 4, 6, 12, 137, 274, 411, 548, 822, 1644, 12097, 24194, 36291, 48388, 72582, 145164, 1657289, 3314578, 4971867, 6629156, 9943734, 19887468]

約数ペア:

[(1, 19887468), (2, 9943734), (3, 6629156), (4, 4971867), (6, 3314578), (12, 1657289), (137, 145164), (274, 72582), (411, 48388), (548, 36291), (822, 24194), (1644, 12097)]