20850206064

素因数分解:

$2^4\times 3^1\times {\mathrm{643}}^1\times {\mathrm{675551}}^1$

素因数の和:676205

約数の個数: 40

約数和(自身を含む): 53946880512

約数和(自身を除く): 33096674448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 643, 1286, 1929, 2572, 3858, 5144, 7716, 10288, 15432, 30864, 675551, 1351102, 2026653, 2702204, 4053306, 5404408, 8106612, 10808816, 16213224, 32426448, 434379293, 868758586, 1303137879, 1737517172, 2606275758, 3475034344, 5212551516, 6950068688, 10425103032, 20850206064]

約数ペア:

[(1, 20850206064), (2, 10425103032), (3, 6950068688), (4, 5212551516), (6, 3475034344), (8, 2606275758), (12, 1737517172), (16, 1303137879), (24, 868758586), (48, 434379293), (643, 32426448), (1286, 16213224), (1929, 10808816), (2572, 8106612), (3858, 5404408), (5144, 4053306), (7716, 2702204), (10288, 2026653), (15432, 1351102), (30864, 675551)]