19298220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1777}}^1$

素因数の和:1970

約数の個数: 48

約数和(自身を含む): 54364128

約数和(自身を除く): 35065908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 181, 362, 543, 724, 905, 1086, 1777, 1810, 2172, 2715, 3554, 3620, 5331, 5430, 7108, 8885, 10662, 10860, 17770, 21324, 26655, 35540, 53310, 106620, 321637, 643274, 964911, 1286548, 1608185, 1929822, 3216370, 3859644, 4824555, 6432740, 9649110, 19298220]

約数ペア:

[(1, 19298220), (2, 9649110), (3, 6432740), (4, 4824555), (5, 3859644), (6, 3216370), (10, 1929822), (12, 1608185), (15, 1286548), (20, 964911), (30, 643274), (60, 321637), (181, 106620), (362, 53310), (543, 35540), (724, 26655), (905, 21324), (1086, 17770), (1777, 10860), (1810, 10662), (2172, 8885), (2715, 7108), (3554, 5430), (3620, 5331)]