201918185810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{25853801}}^1$

素因数の和:25853890

約数の個数: 32

約数和(自身を含む): 402078328704

約数和(自身を除く): 200160142894

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 25853801, 51707602, 129269005, 258538010, 284391811, 568783622, 1421959055, 1835619871, 2843918110, 3671239742, 9178099355, 18356198710, 20191818581, 40383637162, 100959092905, 201918185810]

約数ペア:

[(1, 201918185810), (2, 100959092905), (5, 40383637162), (10, 20191818581), (11, 18356198710), (22, 9178099355), (55, 3671239742), (71, 2843918110), (110, 1835619871), (142, 1421959055), (355, 568783622), (710, 284391811), (781, 258538010), (1562, 129269005), (3905, 51707602), (7810, 25853801)]