19774750

素因数分解:

$2^1\times 5^3\times {\mathrm{83}}^1\times {\mathrm{953}}^1$

素因数の和:1053

約数の個数: 32

約数和(自身を含む): 37503648

約数和(自身を除く): 17728898

約数列:

[1, 2, 5, 10, 25, 50, 83, 125, 166, 250, 415, 830, 953, 1906, 2075, 4150, 4765, 9530, 10375, 20750, 23825, 47650, 79099, 119125, 158198, 238250, 395495, 790990, 1977475, 3954950, 9887375, 19774750]

約数ペア:

[(1, 19774750), (2, 9887375), (5, 3954950), (10, 1977475), (25, 790990), (50, 395495), (83, 238250), (125, 158198), (166, 119125), (250, 79099), (415, 47650), (830, 23825), (953, 20750), (1906, 10375), (2075, 9530), (4150, 4765)]