19158568

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16747}}^1$

素因数の和:16777

約数の個数: 32

約数和(自身を含む): 42204960

約数和(自身を除く): 23046392

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 16747, 33494, 66988, 133976, 184217, 217711, 368434, 435422, 736868, 870844, 1473736, 1741688, 2394821, 4789642, 9579284, 19158568]

約数ペア:

[(1, 19158568), (2, 9579284), (4, 4789642), (8, 2394821), (11, 1741688), (13, 1473736), (22, 870844), (26, 736868), (44, 435422), (52, 368434), (88, 217711), (104, 184217), (143, 133976), (286, 66988), (572, 33494), (1144, 16747)]