19098900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{21221}}^1$

素因数の和:21241

約数の個数: 54

約数和(自身を含む): 59867262

約数和(自身を除く): 40768362

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 21221, 42442, 63663, 84884, 106105, 127326, 190989, 212210, 254652, 318315, 381978, 424420, 530525, 636630, 763956, 954945, 1061050, 1273260, 1591575, 1909890, 2122100, 3183150, 3819780, 4774725, 6366300, 9549450, 19098900]

約数ペア:

[(1, 19098900), (2, 9549450), (3, 6366300), (4, 4774725), (5, 3819780), (6, 3183150), (9, 2122100), (10, 1909890), (12, 1591575), (15, 1273260), (18, 1061050), (20, 954945), (25, 763956), (30, 636630), (36, 530525), (45, 424420), (50, 381978), (60, 318315), (75, 254652), (90, 212210), (100, 190989), (150, 127326), (180, 106105), (225, 84884), (300, 63663), (450, 42442), (900, 21221)]