18996842950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{770663}}^1$

素因数の和:770721

約数の個数: 48

約数和(自身を含む): 38702746080

約数和(自身を除く): 19705903130

約数列:

[1, 2, 5, 10, 17, 25, 29, 34, 50, 58, 85, 145, 170, 290, 425, 493, 725, 850, 986, 1450, 2465, 4930, 12325, 24650, 770663, 1541326, 3853315, 7706630, 13101271, 19266575, 22349227, 26202542, 38533150, 44698454, 65506355, 111746135, 131012710, 223492270, 327531775, 379936859, 558730675, 655063550, 759873718, 1117461350, 1899684295, 3799368590, 9498421475, 18996842950]

約数ペア:

[(1, 18996842950), (2, 9498421475), (5, 3799368590), (10, 1899684295), (17, 1117461350), (25, 759873718), (29, 655063550), (34, 558730675), (50, 379936859), (58, 327531775), (85, 223492270), (145, 131012710), (170, 111746135), (290, 65506355), (425, 44698454), (493, 38533150), (725, 26202542), (850, 22349227), (986, 19266575), (1450, 13101271), (2465, 7706630), (4930, 3853315), (12325, 1541326), (24650, 770663)]