18836697590

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{171539}}^1$

素因数の和:171764

約数の個数: 32

約数和(自身を含む): 34582464000

約数和(自身を除く): 15745766410

約数列:

[1, 2, 5, 10, 79, 139, 158, 278, 395, 695, 790, 1390, 10981, 21962, 54905, 109810, 171539, 343078, 857695, 1715390, 13551581, 23843921, 27103162, 47687842, 67757905, 119219605, 135515810, 238439210, 1883669759, 3767339518, 9418348795, 18836697590]

約数ペア:

[(1, 18836697590), (2, 9418348795), (5, 3767339518), (10, 1883669759), (79, 238439210), (139, 135515810), (158, 119219605), (278, 67757905), (395, 47687842), (695, 27103162), (790, 23843921), (1390, 13551581), (10981, 1715390), (21962, 857695), (54905, 343078), (109810, 171539)]