19903734

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{13997}}^1$

素因数の和:14084

約数の個数: 24

約数和(自身を含む): 43673760

約数和(自身を除く): 23770026

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 13997, 27994, 41991, 83982, 125973, 251946, 1105763, 2211526, 3317289, 6634578, 9951867, 19903734]

約数ペア:

[(1, 19903734), (2, 9951867), (3, 6634578), (6, 3317289), (9, 2211526), (18, 1105763), (79, 251946), (158, 125973), (237, 83982), (474, 41991), (711, 27994), (1422, 13997)]