2020170668

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^2\times {\mathrm{5273}}^1$

素因数の和:5438

約数の個数: 36

約数和(自身を含む): 3775234680

約数和(自身を除く): 1755064012

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 2698, 5041, 5273, 5396, 10082, 10546, 20164, 21092, 95779, 100187, 191558, 200374, 374383, 383116, 400748, 748766, 1497532, 7113277, 14226554, 26581193, 28453108, 53162386, 106324772, 505042667, 1010085334, 2020170668]

約数ペア:

[(1, 2020170668), (2, 1010085334), (4, 505042667), (19, 106324772), (38, 53162386), (71, 28453108), (76, 26581193), (142, 14226554), (284, 7113277), (1349, 1497532), (2698, 748766), (5041, 400748), (5273, 383116), (5396, 374383), (10082, 200374), (10546, 191558), (20164, 100187), (21092, 95779)]