209401436

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{269}}^1\times {\mathrm{2741}}^1$

素因数の和:3085

約数の個数: 24

約数和(自身を含む): 373131360

約数和(自身を除く): 163729924

約数列:

[1, 2, 4, 71, 142, 269, 284, 538, 1076, 2741, 5482, 10964, 19099, 38198, 76396, 194611, 389222, 737329, 778444, 1474658, 2949316, 52350359, 104700718, 209401436]

約数ペア:

[(1, 209401436), (2, 104700718), (4, 52350359), (71, 2949316), (142, 1474658), (269, 778444), (284, 737329), (538, 389222), (1076, 194611), (2741, 76396), (5482, 38198), (10964, 19099)]