20196044995

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{285517}}^1$

素因数の和:285619

約数の個数: 32

約数和(自身を含む): 28944672768

約数和(自身を除く): 8748627773

約数列:

[1, 5, 7, 35, 43, 47, 215, 235, 301, 329, 1505, 1645, 2021, 10105, 14147, 70735, 285517, 1427585, 1998619, 9993095, 12277231, 13419299, 61386155, 67096495, 85940617, 93935093, 429703085, 469675465, 577029857, 2885149285, 4039208999, 20196044995]

約数ペア:

[(1, 20196044995), (5, 4039208999), (7, 2885149285), (35, 577029857), (43, 469675465), (47, 429703085), (215, 93935093), (235, 85940617), (301, 67096495), (329, 61386155), (1505, 13419299), (1645, 12277231), (2021, 9993095), (10105, 1998619), (14147, 1427585), (70735, 285517)]