19636876

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{11497}}^1$

素因数の和:11569

約数の個数: 24

約数和(自身を含む): 39921056

約数和(自身を除く): 20284180

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 11497, 22994, 45988, 80479, 160958, 321916, 701317, 1402634, 2805268, 4909219, 9818438, 19636876]

約数ペア:

[(1, 19636876), (2, 9818438), (4, 4909219), (7, 2805268), (14, 1402634), (28, 701317), (61, 321916), (122, 160958), (244, 80479), (427, 45988), (854, 22994), (1708, 11497)]