19014980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{23189}}^1$

素因数の和:23239

約数の個数: 24

約数和(自身を含む): 40907160

約数和(自身を除く): 21892180

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 23189, 46378, 92756, 115945, 231890, 463780, 950749, 1901498, 3802996, 4753745, 9507490, 19014980]

約数ペア:

[(1, 19014980), (2, 9507490), (4, 4753745), (5, 3802996), (10, 1901498), (20, 950749), (41, 463780), (82, 231890), (164, 115945), (205, 92756), (410, 46378), (820, 23189)]