18253576

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 38184300

約数和(自身を除く): 19930724

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 109, 121, 173, 218, 242, 346, 436, 484, 692, 872, 968, 1199, 1384, 1903, 2398, 3806, 4796, 7612, 9592, 13189, 15224, 18857, 20933, 26378, 37714, 41866, 52756, 75428, 83732, 105512, 150856, 167464, 207427, 414854, 829708, 1659416, 2281697, 4563394, 9126788, 18253576]

約数ペア:

[(1, 18253576), (2, 9126788), (4, 4563394), (8, 2281697), (11, 1659416), (22, 829708), (44, 414854), (88, 207427), (109, 167464), (121, 150856), (173, 105512), (218, 83732), (242, 75428), (346, 52756), (436, 41866), (484, 37714), (692, 26378), (872, 20933), (968, 18857), (1199, 15224), (1384, 13189), (1903, 9592), (2398, 7612), (3806, 4796)]