20830712

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21881}}^1$

素因数の和:21911

約数の個数: 32

約数和(自身を含む): 47265120

約数和(自身を除く): 26434408

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 21881, 43762, 87524, 153167, 175048, 306334, 371977, 612668, 743954, 1225336, 1487908, 2603839, 2975816, 5207678, 10415356, 20830712]

約数ペア:

[(1, 20830712), (2, 10415356), (4, 5207678), (7, 2975816), (8, 2603839), (14, 1487908), (17, 1225336), (28, 743954), (34, 612668), (56, 371977), (68, 306334), (119, 175048), (136, 153167), (238, 87524), (476, 43762), (952, 21881)]