19303260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{321721}}^1$

素因数の和:321733

約数の個数: 24

約数和(自身を含む): 54049296

約数和(自身を除く): 34746036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 321721, 643442, 965163, 1286884, 1608605, 1930326, 3217210, 3860652, 4825815, 6434420, 9651630, 19303260]

約数ペア:

[(1, 19303260), (2, 9651630), (3, 6434420), (4, 4825815), (5, 3860652), (6, 3217210), (10, 1930326), (12, 1608605), (15, 1286884), (20, 965163), (30, 643442), (60, 321721)]