19987033682

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{4657}}^1$

素因数の和:4768

約数の個数: 96

約数和(自身を含む): 39963404160

約数和(自身を除く): 19976370478

約数列:

[1, 2, 7, 11, 14, 22, 29, 31, 58, 62, 77, 154, 203, 217, 319, 341, 406, 434, 638, 682, 899, 961, 1798, 1922, 2233, 2387, 4466, 4657, 4774, 6293, 6727, 9314, 9889, 10571, 12586, 13454, 19778, 21142, 27869, 32599, 51227, 55738, 65198, 69223, 73997, 102454, 135053, 138446, 144367, 147994, 195083, 270106, 288734, 306559, 358589, 390166, 613118, 717178, 945371, 1010569, 1485583, 1588037, 1890742, 2021138, 2145913, 2971166, 3176074, 4186643, 4291826, 4475377, 8373286, 8950754, 10399081, 11116259, 20798162, 22232518, 29306501, 31327639, 46053073, 49229147, 58613002, 62655278, 92106146, 98458294, 129785933, 259571866, 322371511, 344604029, 644743022, 689208058, 908501531, 1427645263, 1817003062, 2855290526, 9993516841, 19987033682]

約数ペア:

[(1, 19987033682), (2, 9993516841), (7, 2855290526), (11, 1817003062), (14, 1427645263), (22, 908501531), (29, 689208058), (31, 644743022), (58, 344604029), (62, 322371511), (77, 259571866), (154, 129785933), (203, 98458294), (217, 92106146), (319, 62655278), (341, 58613002), (406, 49229147), (434, 46053073), (638, 31327639), (682, 29306501), (899, 22232518), (961, 20798162), (1798, 11116259), (1922, 10399081), (2233, 8950754), (2387, 8373286), (4466, 4475377), (4657, 4291826), (4774, 4186643), (6293, 3176074), (6727, 2971166), (9314, 2145913), (9889, 2021138), (10571, 1890742), (12586, 1588037), (13454, 1485583), (19778, 1010569), (21142, 945371), (27869, 717178), (32599, 613118), (51227, 390166), (55738, 358589), (65198, 306559), (69223, 288734), (73997, 270106), (102454, 195083), (135053, 147994), (138446, 144367)]