18038776

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10391}}^1$

素因数の和:10435

約数の個数: 32

約数和(自身を含む): 39905280

約数和(自身を除く): 21866504

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 10391, 20782, 41564, 72737, 83128, 145474, 290948, 322121, 581896, 644242, 1288484, 2254847, 2576968, 4509694, 9019388, 18038776]

約数ペア:

[(1, 18038776), (2, 9019388), (4, 4509694), (7, 2576968), (8, 2254847), (14, 1288484), (28, 644242), (31, 581896), (56, 322121), (62, 290948), (124, 145474), (217, 83128), (248, 72737), (434, 41564), (868, 20782), (1736, 10391)]