28020212

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{277}}^1$

素因数の和:333

約数の個数: 48

約数和(自身を含む): 56978880

約数和(自身を除く): 28958668

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 277, 418, 484, 554, 836, 1108, 1331, 2299, 2662, 3047, 4598, 5263, 5324, 6094, 9196, 10526, 12188, 21052, 25289, 33517, 50578, 57893, 67034, 101156, 115786, 134068, 231572, 368687, 636823, 737374, 1273646, 1474748, 2547292, 7005053, 14010106, 28020212]

約数ペア:

[(1, 28020212), (2, 14010106), (4, 7005053), (11, 2547292), (19, 1474748), (22, 1273646), (38, 737374), (44, 636823), (76, 368687), (121, 231572), (209, 134068), (242, 115786), (277, 101156), (418, 67034), (484, 57893), (554, 50578), (836, 33517), (1108, 25289), (1331, 21052), (2299, 12188), (2662, 10526), (3047, 9196), (4598, 6094), (5263, 5324)]