19378254

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2069}}^1$

素因数の和:2304

約数の個数: 32

約数和(自身を含む): 44513280

約数和(自身を除く): 25135026

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 223, 446, 669, 1338, 1561, 2069, 3122, 4138, 4683, 6207, 9366, 12414, 14483, 28966, 43449, 86898, 461387, 922774, 1384161, 2768322, 3229709, 6459418, 9689127, 19378254]

約数ペア:

[(1, 19378254), (2, 9689127), (3, 6459418), (6, 3229709), (7, 2768322), (14, 1384161), (21, 922774), (42, 461387), (223, 86898), (446, 43449), (669, 28966), (1338, 14483), (1561, 12414), (2069, 9366), (3122, 6207), (4138, 4683)]