20776304

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{18289}}^1$

素因数の和:18368

約数の個数: 20

約数和(自身を含む): 40823280

約数和(自身を除く): 20046976

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 18289, 36578, 73156, 146312, 292624, 1298519, 2597038, 5194076, 10388152, 20776304]

約数ペア:

[(1, 20776304), (2, 10388152), (4, 5194076), (8, 2597038), (16, 1298519), (71, 292624), (142, 146312), (284, 73156), (568, 36578), (1136, 18289)]