19996990554

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{1559}}^1\times {\mathrm{125753}}^1$

素因数の和:127334

約数の個数: 32

約数和(自身を含む): 42374067840

約数和(自身を除く): 22377077286

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 1559, 3118, 4677, 9354, 26503, 53006, 79509, 125753, 159018, 251506, 377259, 754518, 2137801, 4275602, 6413403, 12826806, 196048927, 392097854, 588146781, 1176293562, 3332831759, 6665663518, 9998495277, 19996990554]

約数ペア:

[(1, 19996990554), (2, 9998495277), (3, 6665663518), (6, 3332831759), (17, 1176293562), (34, 588146781), (51, 392097854), (102, 196048927), (1559, 12826806), (3118, 6413403), (4677, 4275602), (9354, 2137801), (26503, 754518), (53006, 377259), (79509, 251506), (125753, 159018)]