20756596

素因数分解:

$2^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{773}}^1$

素因数の和:928

約数の個数: 36

約数和(自身を含む): 42617988

約数和(自身を除く): 21861392

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 137, 196, 274, 548, 773, 959, 1546, 1918, 3092, 3836, 5411, 6713, 10822, 13426, 21644, 26852, 37877, 75754, 105901, 151508, 211802, 423604, 741307, 1482614, 2965228, 5189149, 10378298, 20756596]

約数ペア:

[(1, 20756596), (2, 10378298), (4, 5189149), (7, 2965228), (14, 1482614), (28, 741307), (49, 423604), (98, 211802), (137, 151508), (196, 105901), (274, 75754), (548, 37877), (773, 26852), (959, 21644), (1546, 13426), (1918, 10822), (3092, 6713), (3836, 5411)]