2019080110

素因数分解:

$2^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{319981}}^1$

素因数の和:320619

約数の個数: 16

約数和(自身を含む): 3640115232

約数和(自身を除く): 1621035122

約数列:

[1, 2, 5, 10, 631, 1262, 3155, 6310, 319981, 639962, 1599905, 3199810, 201908011, 403816022, 1009540055, 2019080110]

約数ペア:

[(1, 2019080110), (2, 1009540055), (5, 403816022), (10, 201908011), (631, 3199810), (1262, 1599905), (3155, 639962), (6310, 319981)]