20955708

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{30637}}^1$

素因数の和:30666

約数の個数: 36

約数和(自身を含む): 55761160

約数和(自身を除く): 34805452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 30637, 61274, 91911, 122548, 183822, 275733, 367644, 551466, 582103, 1102932, 1164206, 1746309, 2328412, 3492618, 5238927, 6985236, 10477854, 20955708]

約数ペア:

[(1, 20955708), (2, 10477854), (3, 6985236), (4, 5238927), (6, 3492618), (9, 2328412), (12, 1746309), (18, 1164206), (19, 1102932), (36, 582103), (38, 551466), (57, 367644), (76, 275733), (114, 183822), (171, 122548), (228, 91911), (342, 61274), (684, 30637)]