19561276

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{6917}}^1$

素因数の和:7029

約数の個数: 24

約数和(自身を含む): 39515616

約数和(自身を除く): 19954340

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 6917, 13834, 27668, 48419, 96838, 193676, 698617, 1397234, 2794468, 4890319, 9780638, 19561276]

約数ペア:

[(1, 19561276), (2, 9780638), (4, 4890319), (7, 2794468), (14, 1397234), (28, 698617), (101, 193676), (202, 96838), (404, 48419), (707, 27668), (1414, 13834), (2828, 6917)]