19509238

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1033}}^1$

素因数の和:1132

約数の個数: 32

約数和(自身を含む): 35735040

約数和(自身を除く): 16225802

約数列:

[1, 2, 7, 14, 19, 38, 71, 133, 142, 266, 497, 994, 1033, 1349, 2066, 2698, 7231, 9443, 14462, 18886, 19627, 39254, 73343, 137389, 146686, 274778, 513401, 1026802, 1393517, 2787034, 9754619, 19509238]

約数ペア:

[(1, 19509238), (2, 9754619), (7, 2787034), (14, 1393517), (19, 1026802), (38, 513401), (71, 274778), (133, 146686), (142, 137389), (266, 73343), (497, 39254), (994, 19627), (1033, 18886), (1349, 14462), (2066, 9443), (2698, 7231)]