20356616

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21383}}^1$

素因数の和:21413

約数の個数: 32

約数和(自身を含む): 46189440

約数和(自身を除く): 25832824

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 21383, 42766, 85532, 149681, 171064, 299362, 363511, 598724, 727022, 1197448, 1454044, 2544577, 2908088, 5089154, 10178308, 20356616]

約数ペア:

[(1, 20356616), (2, 10178308), (4, 5089154), (7, 2908088), (8, 2544577), (14, 1454044), (17, 1197448), (28, 727022), (34, 598724), (56, 363511), (68, 299362), (119, 171064), (136, 149681), (238, 85532), (476, 42766), (952, 21383)]