28021276

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{5503}}^1$

素因数の和:5593

約数の個数: 24

約数和(自身を含む): 52398080

約数和(自身を除く): 24376804

約数列:

[1, 2, 4, 19, 38, 67, 76, 134, 268, 1273, 2546, 5092, 5503, 11006, 22012, 104557, 209114, 368701, 418228, 737402, 1474804, 7005319, 14010638, 28021276]

約数ペア:

[(1, 28021276), (2, 14010638), (4, 7005319), (19, 1474804), (38, 737402), (67, 418228), (76, 368701), (134, 209114), (268, 104557), (1273, 22012), (2546, 11006), (5092, 5503)]