20123352493

素因数分解:

${\mathrm{31}}^2\times {\mathrm{149}}^1\times {\mathrm{313}}^1\times {\mathrm{449}}^1$

素因数の和:973

約数の個数: 24

約数和(自身を含む): 21046635000

約数和(自身を除く): 923282507

約数列:

[1, 31, 149, 313, 449, 961, 4619, 9703, 13919, 46637, 66901, 140537, 143189, 300793, 431489, 1445747, 2073931, 4356647, 20940013, 44818157, 64291861, 135056057, 649140403, 20123352493]

約数ペア:

[(1, 20123352493), (31, 649140403), (149, 135056057), (313, 64291861), (449, 44818157), (961, 20940013), (4619, 4356647), (9703, 2073931), (13919, 1445747), (46637, 431489), (66901, 300793), (140537, 143189)]