19757010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7237}}^1$

素因数の和:7267

約数の個数: 64

約数和(自身を含む): 58367232

約数和(自身を除く): 38610222

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 7237, 14474, 21711, 36185, 43422, 50659, 72370, 94081, 101318, 108555, 151977, 188162, 217110, 253295, 282243, 303954, 470405, 506590, 564486, 658567, 759885, 940810, 1317134, 1411215, 1519770, 1975701, 2822430, 3292835, 3951402, 6585670, 9878505, 19757010]

約数ペア:

[(1, 19757010), (2, 9878505), (3, 6585670), (5, 3951402), (6, 3292835), (7, 2822430), (10, 1975701), (13, 1519770), (14, 1411215), (15, 1317134), (21, 940810), (26, 759885), (30, 658567), (35, 564486), (39, 506590), (42, 470405), (65, 303954), (70, 282243), (78, 253295), (91, 217110), (105, 188162), (130, 151977), (182, 108555), (195, 101318), (210, 94081), (273, 72370), (390, 50659), (455, 43422), (546, 36185), (910, 21711), (1365, 14474), (2730, 7237)]