31878028

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{12511}}^1$

素因数の和:12542

約数の個数: 36

約数和(自身を含む): 69892032

約数和(自身を除く): 38014004

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 12511, 25022, 50044, 87577, 162643, 175154, 325286, 350308, 613039, 650572, 1138501, 1226078, 2277002, 2452156, 4554004, 7969507, 15939014, 31878028]

約数ペア:

[(1, 31878028), (2, 15939014), (4, 7969507), (7, 4554004), (13, 2452156), (14, 2277002), (26, 1226078), (28, 1138501), (49, 650572), (52, 613039), (91, 350308), (98, 325286), (182, 175154), (196, 162643), (364, 87577), (637, 50044), (1274, 25022), (2548, 12511)]