19442896

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1811}}^1$

素因数の和:1891

約数の個数: 40

約数和(自身を含む): 41791968

約数和(自身を除く): 22349072

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 61, 88, 122, 176, 244, 488, 671, 976, 1342, 1811, 2684, 3622, 5368, 7244, 10736, 14488, 19921, 28976, 39842, 79684, 110471, 159368, 220942, 318736, 441884, 883768, 1215181, 1767536, 2430362, 4860724, 9721448, 19442896]

約数ペア:

[(1, 19442896), (2, 9721448), (4, 4860724), (8, 2430362), (11, 1767536), (16, 1215181), (22, 883768), (44, 441884), (61, 318736), (88, 220942), (122, 159368), (176, 110471), (244, 79684), (488, 39842), (671, 28976), (976, 19921), (1342, 14488), (1811, 10736), (2684, 7244), (3622, 5368)]