19399860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107777}}^1$

素因数の和:107792

約数の個数: 36

約数和(自身を含む): 58846788

約数和(自身を除く): 39446928

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 107777, 215554, 323331, 431108, 538885, 646662, 969993, 1077770, 1293324, 1616655, 1939986, 2155540, 3233310, 3879972, 4849965, 6466620, 9699930, 19399860]

約数ペア:

[(1, 19399860), (2, 9699930), (3, 6466620), (4, 4849965), (5, 3879972), (6, 3233310), (9, 2155540), (10, 1939986), (12, 1616655), (15, 1293324), (18, 1077770), (20, 969993), (30, 646662), (36, 538885), (45, 431108), (60, 323331), (90, 215554), (180, 107777)]