19012717825

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{349981}}^1$

素因数の和:350085

約数の個数: 24

約数和(自身を含む): 24606534456

約数和(自身を除く): 5593816631

約数列:

[1, 5, 25, 41, 53, 205, 265, 1025, 1325, 2173, 10865, 54325, 349981, 1749905, 8749525, 14349221, 18548993, 71746105, 92744965, 358730525, 463724825, 760508713, 3802543565, 19012717825]

約数ペア:

[(1, 19012717825), (5, 3802543565), (25, 760508713), (41, 463724825), (53, 358730525), (205, 92744965), (265, 71746105), (1025, 18548993), (1325, 14349221), (2173, 8749525), (10865, 1749905), (54325, 349981)]