19771050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{10139}}^1$

素因数の和:10167

約数の個数: 48

約数和(自身を含む): 52809120

約数和(自身を除く): 33038070

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 10139, 20278, 30417, 50695, 60834, 101390, 131807, 152085, 253475, 263614, 304170, 395421, 506950, 659035, 760425, 790842, 1318070, 1520850, 1977105, 3295175, 3954210, 6590350, 9885525, 19771050]

約数ペア:

[(1, 19771050), (2, 9885525), (3, 6590350), (5, 3954210), (6, 3295175), (10, 1977105), (13, 1520850), (15, 1318070), (25, 790842), (26, 760425), (30, 659035), (39, 506950), (50, 395421), (65, 304170), (75, 263614), (78, 253475), (130, 152085), (150, 131807), (195, 101390), (325, 60834), (390, 50695), (650, 30417), (975, 20278), (1950, 10139)]