19996269

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{1619}}^1$

素因数の和:1824

約数の個数: 16

約数和(自身を含む): 27993600

約数和(自身を除く): 7997331

約数列:

[1, 3, 23, 69, 179, 537, 1619, 4117, 4857, 12351, 37237, 111711, 289801, 869403, 6665423, 19996269]

約数ペア:

[(1, 19996269), (3, 6665423), (23, 869403), (69, 289801), (179, 111711), (537, 37237), (1619, 12351), (4117, 4857)]