19409313

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1151}}^1$

素因数の和:1245

約数の個数: 32

約数和(自身を含む): 32735232

約数和(自身を除く): 13325919

約数列:

[1, 3, 7, 11, 21, 33, 73, 77, 219, 231, 511, 803, 1151, 1533, 2409, 3453, 5621, 8057, 12661, 16863, 24171, 37983, 84023, 88627, 252069, 265881, 588161, 924253, 1764483, 2772759, 6469771, 19409313]

約数ペア:

[(1, 19409313), (3, 6469771), (7, 2772759), (11, 1764483), (21, 924253), (33, 588161), (73, 265881), (77, 252069), (219, 88627), (231, 84023), (511, 37983), (803, 24171), (1151, 16863), (1533, 12661), (2409, 8057), (3453, 5621)]