20712554

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{1973}}^1$

素因数の和:2185

約数の個数: 16

約数和(自身を含む): 32334120

約数和(自身を除く): 11621566

約数列:

[1, 2, 29, 58, 181, 362, 1973, 3946, 5249, 10498, 57217, 114434, 357113, 714226, 10356277, 20712554]

約数ペア:

[(1, 20712554), (2, 10356277), (29, 714226), (58, 357113), (181, 114434), (362, 57217), (1973, 10498), (3946, 5249)]