18977244

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11059}}^1$

素因数の和:11090

約数の個数: 48

約数和(自身を含む): 52026240

約数和(自身を除く): 33048996

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 11059, 22118, 33177, 44236, 66354, 121649, 132708, 143767, 243298, 287534, 364947, 431301, 486596, 575068, 729894, 862602, 1459788, 1581437, 1725204, 3162874, 4744311, 6325748, 9488622, 18977244]

約数ペア:

[(1, 18977244), (2, 9488622), (3, 6325748), (4, 4744311), (6, 3162874), (11, 1725204), (12, 1581437), (13, 1459788), (22, 862602), (26, 729894), (33, 575068), (39, 486596), (44, 431301), (52, 364947), (66, 287534), (78, 243298), (132, 143767), (143, 132708), (156, 121649), (286, 66354), (429, 44236), (572, 33177), (858, 22118), (1716, 11059)]