18949860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{105277}}^1$

素因数の和:105292

約数の個数: 36

約数和(自身を含む): 57481788

約数和(自身を除く): 38531928

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 105277, 210554, 315831, 421108, 526385, 631662, 947493, 1052770, 1263324, 1579155, 1894986, 2105540, 3158310, 3789972, 4737465, 6316620, 9474930, 18949860]

約数ペア:

[(1, 18949860), (2, 9474930), (3, 6316620), (4, 4737465), (5, 3789972), (6, 3158310), (9, 2105540), (10, 1894986), (12, 1579155), (15, 1263324), (18, 1052770), (20, 947493), (30, 631662), (36, 526385), (45, 421108), (60, 315831), (90, 210554), (180, 105277)]