20346328

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{317}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 39152160

約数和(自身を除く): 18805832

約数列:

[1, 2, 4, 8, 71, 113, 142, 226, 284, 317, 452, 568, 634, 904, 1268, 2536, 8023, 16046, 22507, 32092, 35821, 45014, 64184, 71642, 90028, 143284, 180056, 286568, 2543291, 5086582, 10173164, 20346328]

約数ペア:

[(1, 20346328), (2, 10173164), (4, 5086582), (8, 2543291), (71, 286568), (113, 180056), (142, 143284), (226, 90028), (284, 71642), (317, 64184), (452, 45014), (568, 35821), (634, 32092), (904, 22507), (1268, 16046), (2536, 8023)]