19567730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21503}}^1$

素因数の和:21530

約数の個数: 32

約数和(自身を含む): 43352064

約数和(自身を除く): 23784334

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 21503, 43006, 107515, 150521, 215030, 279539, 301042, 559078, 752605, 1397695, 1505210, 1956773, 2795390, 3913546, 9783865, 19567730]

約数ペア:

[(1, 19567730), (2, 9783865), (5, 3913546), (7, 2795390), (10, 1956773), (13, 1505210), (14, 1397695), (26, 752605), (35, 559078), (65, 301042), (70, 279539), (91, 215030), (130, 150521), (182, 107515), (455, 43006), (910, 21503)]