20185856

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{2719}}^1$

素因数の和:2764

約数の個数: 36

約数和(自身を含む): 41697600

約数和(自身を除く): 21511744

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 256, 464, 928, 1856, 2719, 3712, 5438, 7424, 10876, 21752, 43504, 78851, 87008, 157702, 174016, 315404, 348032, 630808, 696064, 1261616, 2523232, 5046464, 10092928, 20185856]

約数ペア:

[(1, 20185856), (2, 10092928), (4, 5046464), (8, 2523232), (16, 1261616), (29, 696064), (32, 630808), (58, 348032), (64, 315404), (116, 174016), (128, 157702), (232, 87008), (256, 78851), (464, 43504), (928, 21752), (1856, 10876), (2719, 7424), (3712, 5438)]