201684872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{20887}}^1$

素因数の和:20981

約数の個数: 32

約数和(自身を含む): 406062720

約数和(自身を除く): 204377848

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 136, 142, 284, 568, 1207, 2414, 4828, 9656, 20887, 41774, 83548, 167096, 355079, 710158, 1420316, 1482977, 2840632, 2965954, 5931908, 11863816, 25210609, 50421218, 100842436, 201684872]

約数ペア:

[(1, 201684872), (2, 100842436), (4, 50421218), (8, 25210609), (17, 11863816), (34, 5931908), (68, 2965954), (71, 2840632), (136, 1482977), (142, 1420316), (284, 710158), (568, 355079), (1207, 167096), (2414, 83548), (4828, 41774), (9656, 20887)]