20990886

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29399}}^1$

素因数の和:29428

約数の個数: 32

約数和(自身を含む): 50803200

約数和(自身を除く): 29812314

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 29399, 58798, 88197, 176394, 205793, 411586, 499783, 617379, 999566, 1234758, 1499349, 2998698, 3498481, 6996962, 10495443, 20990886]

約数ペア:

[(1, 20990886), (2, 10495443), (3, 6996962), (6, 3498481), (7, 2998698), (14, 1499349), (17, 1234758), (21, 999566), (34, 617379), (42, 499783), (51, 411586), (102, 205793), (119, 176394), (238, 88197), (357, 58798), (714, 29399)]