19451538

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{13679}}^1$

素因数の和:13766

約数の個数: 24

約数和(自身を含む): 42681600

約数和(自身を除く): 23230062

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 13679, 27358, 41037, 82074, 123111, 246222, 1080641, 2161282, 3241923, 6483846, 9725769, 19451538]

約数ペア:

[(1, 19451538), (2, 9725769), (3, 6483846), (6, 3241923), (9, 2161282), (18, 1080641), (79, 246222), (158, 123111), (237, 82074), (474, 41037), (711, 27358), (1422, 13679)]