19837708

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{2411}}^1$

素因数の和:2454

約数の個数: 36

約数和(自身を含む): 40420296

約数和(自身を除く): 20582588

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 121, 187, 242, 374, 484, 748, 2057, 2411, 4114, 4822, 8228, 9644, 26521, 40987, 53042, 81974, 106084, 163948, 291731, 450857, 583462, 901714, 1166924, 1803428, 4959427, 9918854, 19837708]

約数ペア:

[(1, 19837708), (2, 9918854), (4, 4959427), (11, 1803428), (17, 1166924), (22, 901714), (34, 583462), (44, 450857), (68, 291731), (121, 163948), (187, 106084), (242, 81974), (374, 53042), (484, 40987), (748, 26521), (2057, 9644), (2411, 8228), (4114, 4822)]