20197108

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{1109}}^1$

素因数の和:1299

約数の個数: 24

約数和(自身を含む): 36829800

約数和(自身を除く): 16632692

約数列:

[1, 2, 4, 29, 58, 116, 157, 314, 628, 1109, 2218, 4436, 4553, 9106, 18212, 32161, 64322, 128644, 174113, 348226, 696452, 5049277, 10098554, 20197108]

約数ペア:

[(1, 20197108), (2, 10098554), (4, 5049277), (29, 696452), (58, 348226), (116, 174113), (157, 128644), (314, 64322), (628, 32161), (1109, 18212), (2218, 9106), (4436, 4553)]