820031868

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{1198877}}^1$

素因数の和:1198906

約数の個数: 36

約数和(自身を含む): 2181957960

約数和(自身を除く): 1361926092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 1198877, 2397754, 3596631, 4795508, 7193262, 10789893, 14386524, 21579786, 22778663, 43159572, 45557326, 68335989, 91114652, 136671978, 205007967, 273343956, 410015934, 820031868]

約数ペア:

[(1, 820031868), (2, 410015934), (3, 273343956), (4, 205007967), (6, 136671978), (9, 91114652), (12, 68335989), (18, 45557326), (19, 43159572), (36, 22778663), (38, 21579786), (57, 14386524), (76, 10789893), (114, 7193262), (171, 4795508), (228, 3596631), (342, 2397754), (684, 1198877)]