203920438

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{72673}}^1$

素因数の和:72759

約数の個数: 16

約数和(自身を含む): 324416736

約数和(自身を除く): 120496298

約数列:

[1, 2, 23, 46, 61, 122, 1403, 2806, 72673, 145346, 1671479, 3342958, 4433053, 8866106, 101960219, 203920438]

約数ペア:

[(1, 203920438), (2, 101960219), (23, 8866106), (46, 4433053), (61, 3342958), (122, 1671479), (1403, 145346), (2806, 72673)]