19327329

素因数分解:

$3^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{383}}^1$

素因数の和:491

約数の個数: 40

約数和(自身を含む): 33454080

約数和(自身を除く): 14126751

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 89, 189, 267, 383, 567, 623, 801, 1149, 1869, 2403, 2681, 3447, 5607, 7209, 8043, 10341, 16821, 24129, 31023, 34087, 50463, 72387, 102261, 217161, 238609, 306783, 715827, 920349, 2147481, 2761047, 6442443, 19327329]

約数ペア:

[(1, 19327329), (3, 6442443), (7, 2761047), (9, 2147481), (21, 920349), (27, 715827), (63, 306783), (81, 238609), (89, 217161), (189, 102261), (267, 72387), (383, 50463), (567, 34087), (623, 31023), (801, 24129), (1149, 16821), (1869, 10341), (2403, 8043), (2681, 7209), (3447, 5607)]