18674744

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1549}}^1$

素因数の和:1703

約数の個数: 32

約数和(自身を含む): 38502000

約数和(自身を除く): 19827256

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 137, 274, 548, 1096, 1507, 1549, 3014, 3098, 6028, 6196, 12056, 12392, 17039, 34078, 68156, 136312, 212213, 424426, 848852, 1697704, 2334343, 4668686, 9337372, 18674744]

約数ペア:

[(1, 18674744), (2, 9337372), (4, 4668686), (8, 2334343), (11, 1697704), (22, 848852), (44, 424426), (88, 212213), (137, 136312), (274, 68156), (548, 34078), (1096, 17039), (1507, 12392), (1549, 12056), (3014, 6196), (3098, 6028)]