201968656

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{50291}}^1$

素因数の和:50550

約数の個数: 20

約数和(自身を含む): 392881104

約数和(自身を除く): 190912448

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 50291, 100582, 201164, 402328, 804656, 12623041, 25246082, 50492164, 100984328, 201968656]

約数ペア:

[(1, 201968656), (2, 100984328), (4, 50492164), (8, 25246082), (16, 12623041), (251, 804656), (502, 402328), (1004, 201164), (2008, 100582), (4016, 50291)]