19386878

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{72883}}^1$

素因数の和:72911

約数の個数: 16

約数和(自身を含む): 34984320

約数和(自身を除く): 15597442

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 72883, 145766, 510181, 1020362, 1384777, 2769554, 9693439, 19386878]

約数ペア:

[(1, 19386878), (2, 9693439), (7, 2769554), (14, 1384777), (19, 1020362), (38, 510181), (133, 145766), (266, 72883)]