18955266

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{12487}}^1$

素因数の和:12526

約数の個数: 32

約数和(自身を含む): 43158528

約数和(自身を除く): 24203262

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 12487, 24974, 37461, 74922, 137357, 274714, 287201, 412071, 574402, 824142, 861603, 1723206, 3159211, 6318422, 9477633, 18955266]

約数ペア:

[(1, 18955266), (2, 9477633), (3, 6318422), (6, 3159211), (11, 1723206), (22, 861603), (23, 824142), (33, 574402), (46, 412071), (66, 287201), (69, 274714), (138, 137357), (253, 74922), (506, 37461), (759, 24974), (1518, 12487)]