9861808

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1$

素因数の和:565

約数の個数: 40

約数和(自身を含む): 21047760

約数和(自身を除く): 11185952

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 137, 176, 274, 409, 548, 818, 1096, 1507, 1636, 2192, 3014, 3272, 4499, 6028, 6544, 8998, 12056, 17996, 24112, 35992, 56033, 71984, 112066, 224132, 448264, 616363, 896528, 1232726, 2465452, 4930904, 9861808]

約数ペア:

[(1, 9861808), (2, 4930904), (4, 2465452), (8, 1232726), (11, 896528), (16, 616363), (22, 448264), (44, 224132), (88, 112066), (137, 71984), (176, 56033), (274, 35992), (409, 24112), (548, 17996), (818, 12056), (1096, 8998), (1507, 6544), (1636, 6028), (2192, 4499), (3014, 3272)]