19795258730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{709}}^1\times {\mathrm{733}}^1$

素因数の和:1755

約数の個数: 64

約数和(自身を含む): 38610220320

約数和(自身を除く): 18814961590

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 293, 586, 709, 733, 1418, 1465, 1466, 2930, 3545, 3665, 3809, 7090, 7330, 7618, 9217, 9529, 18434, 19045, 19058, 38090, 46085, 47645, 92170, 95290, 207737, 214769, 415474, 429538, 519697, 1038685, 1039394, 1073845, 2077370, 2147690, 2598485, 2700581, 2791997, 5196970, 5401162, 5583994, 6756061, 13502905, 13512122, 13959985, 27005810, 27919970, 33780305, 67560610, 152271221, 304542442, 761356105, 1522712210, 1979525873, 3959051746, 9897629365, 19795258730]

約数ペア:

[(1, 19795258730), (2, 9897629365), (5, 3959051746), (10, 1979525873), (13, 1522712210), (26, 761356105), (65, 304542442), (130, 152271221), (293, 67560610), (586, 33780305), (709, 27919970), (733, 27005810), (1418, 13959985), (1465, 13512122), (1466, 13502905), (2930, 6756061), (3545, 5583994), (3665, 5401162), (3809, 5196970), (7090, 2791997), (7330, 2700581), (7618, 2598485), (9217, 2147690), (9529, 2077370), (18434, 1073845), (19045, 1039394), (19058, 1038685), (38090, 519697), (46085, 429538), (47645, 415474), (92170, 214769), (95290, 207737)]