19527730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:303

約数の個数: 48

約数和(自身を含む): 38792520

約数和(自身を除く): 19264790

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 233, 289, 290, 466, 493, 578, 986, 1165, 1445, 2330, 2465, 2890, 3961, 4930, 6757, 7922, 8381, 13514, 16762, 19805, 33785, 39610, 41905, 67337, 67570, 83810, 114869, 134674, 229738, 336685, 574345, 673370, 1148690, 1952773, 3905546, 9763865, 19527730]

約数ペア:

[(1, 19527730), (2, 9763865), (5, 3905546), (10, 1952773), (17, 1148690), (29, 673370), (34, 574345), (58, 336685), (85, 229738), (145, 134674), (170, 114869), (233, 83810), (289, 67570), (290, 67337), (466, 41905), (493, 39610), (578, 33785), (986, 19805), (1165, 16762), (1445, 13514), (2330, 8381), (2465, 7922), (2890, 6757), (3961, 4930)]