20975586

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8941}}^1$

素因数の和:8986

約数の個数: 32

約数和(自身を含む): 46355328

約数和(自身を除く): 25379742

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 69, 102, 138, 391, 782, 1173, 2346, 8941, 17882, 26823, 53646, 151997, 205643, 303994, 411286, 455991, 616929, 911982, 1233858, 3495931, 6991862, 10487793, 20975586]

約数ペア:

[(1, 20975586), (2, 10487793), (3, 6991862), (6, 3495931), (17, 1233858), (23, 911982), (34, 616929), (46, 455991), (51, 411286), (69, 303994), (102, 205643), (138, 151997), (391, 53646), (782, 26823), (1173, 17882), (2346, 8941)]