19166550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9829}}^1$

素因数の和:9857

約数の個数: 48

約数和(自身を含む): 51194640

約数和(自身を除く): 32028090

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, 9829, 19658, 29487, 49145, 58974, 98290, 127777, 147435, 245725, 255554, 294870, 383331, 491450, 638885, 737175, 766662, 1277770, 1474350, 1916655, 3194425, 3833310, 6388850, 9583275, 19166550]

約数ペア:

[(1, 19166550), (2, 9583275), (3, 6388850), (5, 3833310), (6, 3194425), (10, 1916655), (13, 1474350), (15, 1277770), (25, 766662), (26, 737175), (30, 638885), (39, 491450), (50, 383331), (65, 294870), (75, 255554), (78, 245725), (130, 147435), (150, 127777), (195, 98290), (325, 58974), (390, 49145), (650, 29487), (975, 19658), (1950, 9829)]