13205456

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{359}}^1$

素因数の和:408

約数の個数: 60

約数和(自身を含む): 29685600

約数和(自身を除く): 16480144

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 121, 152, 176, 209, 242, 304, 359, 418, 484, 718, 836, 968, 1436, 1672, 1936, 2299, 2872, 3344, 3949, 4598, 5744, 6821, 7898, 9196, 13642, 15796, 18392, 27284, 31592, 36784, 43439, 54568, 63184, 75031, 86878, 109136, 150062, 173756, 300124, 347512, 600248, 695024, 825341, 1200496, 1650682, 3301364, 6602728, 13205456]

約数ペア:

[(1, 13205456), (2, 6602728), (4, 3301364), (8, 1650682), (11, 1200496), (16, 825341), (19, 695024), (22, 600248), (38, 347512), (44, 300124), (76, 173756), (88, 150062), (121, 109136), (152, 86878), (176, 75031), (209, 63184), (242, 54568), (304, 43439), (359, 36784), (418, 31592), (484, 27284), (718, 18392), (836, 15796), (968, 13642), (1436, 9196), (1672, 7898), (1936, 6821), (2299, 5744), (2872, 4598), (3344, 3949)]