20727816

素因数分解:

$2^3\times 3^1\times {\mathrm{113}}^1\times {\mathrm{7643}}^1$

素因数の和:7765

約数の個数: 32

約数和(自身を含む): 52284960

約数和(自身を除く): 31557144

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 113, 226, 339, 452, 678, 904, 1356, 2712, 7643, 15286, 22929, 30572, 45858, 61144, 91716, 183432, 863659, 1727318, 2590977, 3454636, 5181954, 6909272, 10363908, 20727816]

約数ペア:

[(1, 20727816), (2, 10363908), (3, 6909272), (4, 5181954), (6, 3454636), (8, 2590977), (12, 1727318), (24, 863659), (113, 183432), (226, 91716), (339, 61144), (452, 45858), (678, 30572), (904, 22929), (1356, 15286), (2712, 7643)]