15647868

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{22877}}^1$

素因数の和:22906

約数の個数: 36

約数和(自身を含む): 41637960

約数和(自身を除く): 25990092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 22877, 45754, 68631, 91508, 137262, 205893, 274524, 411786, 434663, 823572, 869326, 1303989, 1738652, 2607978, 3911967, 5215956, 7823934, 15647868]

約数ペア:

[(1, 15647868), (2, 7823934), (3, 5215956), (4, 3911967), (6, 2607978), (9, 1738652), (12, 1303989), (18, 869326), (19, 823572), (36, 434663), (38, 411786), (57, 274524), (76, 205893), (114, 137262), (171, 91508), (228, 68631), (342, 45754), (684, 22877)]