20199797562

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{657931}}^1$

素因数の和:658003

約数の個数: 64

約数和(自身を含む): 50023885824

約数和(自身を除く): 29824088262

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 43, 51, 86, 102, 119, 129, 238, 258, 301, 357, 602, 714, 731, 903, 1462, 1806, 2193, 4386, 5117, 10234, 15351, 30702, 657931, 1315862, 1973793, 3947586, 4605517, 9211034, 11184827, 13816551, 22369654, 27633102, 28291033, 33554481, 56582066, 67108962, 78293789, 84873099, 156587578, 169746198, 198037231, 234881367, 396074462, 469762734, 480947561, 594111693, 961895122, 1188223386, 1442842683, 2885685366, 3366632927, 6733265854, 10099898781, 20199797562]

約数ペア:

[(1, 20199797562), (2, 10099898781), (3, 6733265854), (6, 3366632927), (7, 2885685366), (14, 1442842683), (17, 1188223386), (21, 961895122), (34, 594111693), (42, 480947561), (43, 469762734), (51, 396074462), (86, 234881367), (102, 198037231), (119, 169746198), (129, 156587578), (238, 84873099), (258, 78293789), (301, 67108962), (357, 56582066), (602, 33554481), (714, 28291033), (731, 27633102), (903, 22369654), (1462, 13816551), (1806, 11184827), (2193, 9211034), (4386, 4605517), (5117, 3947586), (10234, 1973793), (15351, 1315862), (30702, 657931)]