19361550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9929}}^1$

素因数の和:9957

約数の個数: 48

約数和(自身を含む): 51715440

約数和(自身を除く): 32353890

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, 9929, 19858, 29787, 49645, 59574, 99290, 129077, 148935, 248225, 258154, 297870, 387231, 496450, 645385, 744675, 774462, 1290770, 1489350, 1936155, 3226925, 3872310, 6453850, 9680775, 19361550]

約数ペア:

[(1, 19361550), (2, 9680775), (3, 6453850), (5, 3872310), (6, 3226925), (10, 1936155), (13, 1489350), (15, 1290770), (25, 774462), (26, 744675), (30, 645385), (39, 496450), (50, 387231), (65, 297870), (75, 258154), (78, 248225), (130, 148935), (150, 129077), (195, 99290), (325, 59574), (390, 49645), (650, 29787), (975, 19858), (1950, 9929)]