2080697828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1277}}^1\times {\mathrm{1949}}^1$

素因数の和:3260

約数の個数: 48

約数和(自身を含む): 4186728000

約数和(自身を除く): 2106030172

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 1277, 1949, 2554, 3898, 5108, 7796, 14047, 21439, 24263, 28094, 37031, 42878, 48526, 56188, 74062, 85756, 97052, 148124, 266893, 407341, 533786, 814682, 1067572, 1629364, 2488873, 4977746, 9955492, 27377603, 47288587, 54755206, 94577174, 109510412, 189154348, 520174457, 1040348914, 2080697828]

約数ペア:

[(1, 2080697828), (2, 1040348914), (4, 520174457), (11, 189154348), (19, 109510412), (22, 94577174), (38, 54755206), (44, 47288587), (76, 27377603), (209, 9955492), (418, 4977746), (836, 2488873), (1277, 1629364), (1949, 1067572), (2554, 814682), (3898, 533786), (5108, 407341), (7796, 266893), (14047, 148124), (21439, 97052), (24263, 85756), (28094, 74062), (37031, 56188), (42878, 48526)]