18227612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{971}}^1$

素因数の和:1026

約数の個数: 36

約数和(自身を含む): 36292536

約数和(自身を除く): 18064924

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 361, 494, 722, 971, 988, 1444, 1942, 3884, 4693, 9386, 12623, 18449, 18772, 25246, 36898, 50492, 73796, 239837, 350531, 479674, 701062, 959348, 1402124, 4556903, 9113806, 18227612]

約数ペア:

[(1, 18227612), (2, 9113806), (4, 4556903), (13, 1402124), (19, 959348), (26, 701062), (38, 479674), (52, 350531), (76, 239837), (247, 73796), (361, 50492), (494, 36898), (722, 25246), (971, 18772), (988, 18449), (1444, 12623), (1942, 9386), (3884, 4693)]