201296464

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{90511}}^1$

素因数の和:90658

約数の個数: 20

約数和(自身を含む): 392822080

約数和(自身を除く): 191525616

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 90511, 181022, 362044, 724088, 1448176, 12581029, 25162058, 50324116, 100648232, 201296464]

約数ペア:

[(1, 201296464), (2, 100648232), (4, 50324116), (8, 25162058), (16, 12581029), (139, 1448176), (278, 724088), (556, 362044), (1112, 181022), (2224, 90511)]