38561516

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 79494912

約数和(自身を除く): 40933396

約数列:

[1, 2, 4, 7, 14, 28, 61, 107, 122, 211, 214, 244, 422, 427, 428, 749, 844, 854, 1477, 1498, 1708, 2954, 2996, 5908, 6527, 12871, 13054, 22577, 25742, 26108, 45154, 45689, 51484, 90097, 90308, 91378, 158039, 180194, 182756, 316078, 360388, 632156, 1377197, 2754394, 5508788, 9640379, 19280758, 38561516]

約数ペア:

[(1, 38561516), (2, 19280758), (4, 9640379), (7, 5508788), (14, 2754394), (28, 1377197), (61, 632156), (107, 360388), (122, 316078), (211, 182756), (214, 180194), (244, 158039), (422, 91378), (427, 90308), (428, 90097), (749, 51484), (844, 45689), (854, 45154), (1477, 26108), (1498, 25742), (1708, 22577), (2954, 13054), (2996, 12871), (5908, 6527)]