20561696

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{22157}}^1$

素因数の和:22196

約数の個数: 24

約数和(自身を含む): 41878620

約数和(自身を除く): 21316924

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 232, 464, 928, 22157, 44314, 88628, 177256, 354512, 642553, 709024, 1285106, 2570212, 5140424, 10280848, 20561696]

約数ペア:

[(1, 20561696), (2, 10280848), (4, 5140424), (8, 2570212), (16, 1285106), (29, 709024), (32, 642553), (58, 354512), (116, 177256), (232, 88628), (464, 44314), (928, 22157)]