19539903

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{6907}}^1$

素因数の和:6974

約数の個数: 16

約数和(自身を含む): 27853056

約数和(自身を除く): 8313153

約数列:

[1, 3, 23, 41, 69, 123, 943, 2829, 6907, 20721, 158861, 283187, 476583, 849561, 6513301, 19539903]

約数ペア:

[(1, 19539903), (3, 6513301), (23, 849561), (41, 476583), (69, 283187), (123, 158861), (943, 20721), (2829, 6907)]