18508864

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:515

約数の個数: 56

約数和(自身を含む): 40818816

約数和(自身を除く): 22309952

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 61, 64, 88, 122, 176, 244, 352, 431, 488, 671, 704, 862, 976, 1342, 1724, 1952, 2684, 3448, 3904, 4741, 5368, 6896, 9482, 10736, 13792, 18964, 21472, 26291, 27584, 37928, 42944, 52582, 75856, 105164, 151712, 210328, 289201, 303424, 420656, 578402, 841312, 1156804, 1682624, 2313608, 4627216, 9254432, 18508864]

約数ペア:

[(1, 18508864), (2, 9254432), (4, 4627216), (8, 2313608), (11, 1682624), (16, 1156804), (22, 841312), (32, 578402), (44, 420656), (61, 303424), (64, 289201), (88, 210328), (122, 151712), (176, 105164), (244, 75856), (352, 52582), (431, 42944), (488, 37928), (671, 27584), (704, 26291), (862, 21472), (976, 18964), (1342, 13792), (1724, 10736), (1952, 9482), (2684, 6896), (3448, 5368), (3904, 4741)]