20749452

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2749}}^1$

素因数の和:2810

約数の個数: 48

約数和(自身を含む): 52668000

約数和(自身を除く): 31918548

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 37, 51, 68, 74, 102, 111, 148, 204, 222, 444, 629, 1258, 1887, 2516, 2749, 3774, 5498, 7548, 8247, 10996, 16494, 32988, 46733, 93466, 101713, 140199, 186932, 203426, 280398, 305139, 406852, 560796, 610278, 1220556, 1729121, 3458242, 5187363, 6916484, 10374726, 20749452]

約数ペア:

[(1, 20749452), (2, 10374726), (3, 6916484), (4, 5187363), (6, 3458242), (12, 1729121), (17, 1220556), (34, 610278), (37, 560796), (51, 406852), (68, 305139), (74, 280398), (102, 203426), (111, 186932), (148, 140199), (204, 101713), (222, 93466), (444, 46733), (629, 32988), (1258, 16494), (1887, 10996), (2516, 8247), (2749, 7548), (3774, 5498)]