20645296

素因数分解:

$2^4\times 7^1\times {\mathrm{184333}}^1$

素因数の和:184348

約数の個数: 20

約数和(自身を含む): 45714832

約数和(自身を除く): 25069536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 184333, 368666, 737332, 1290331, 1474664, 2580662, 2949328, 5161324, 10322648, 20645296]

約数ペア:

[(1, 20645296), (2, 10322648), (4, 5161324), (7, 2949328), (8, 2580662), (14, 1474664), (16, 1290331), (28, 737332), (56, 368666), (112, 184333)]