18483340

素因数分解:

$2^2\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1493}}^1$

素因数の和:2121

約数の個数: 24

約数和(自身を含む): 38903760

約数和(自身を除く): 20420420

約数列:

[1, 2, 4, 5, 10, 20, 619, 1238, 1493, 2476, 2986, 3095, 5972, 6190, 7465, 12380, 14930, 29860, 924167, 1848334, 3696668, 4620835, 9241670, 18483340]

約数ペア:

[(1, 18483340), (2, 9241670), (4, 4620835), (5, 3696668), (10, 1848334), (20, 924167), (619, 29860), (1238, 14930), (1493, 12380), (2476, 7465), (2986, 6190), (3095, 5972)]