20260779812

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{373567}}^1$

素因数の和:373740

約数の個数: 48

約数和(自身を含む): 43931596800

約数和(自身を除く): 23670816988

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 149, 182, 298, 364, 596, 1043, 1937, 2086, 3874, 4172, 7748, 13559, 27118, 54236, 373567, 747134, 1494268, 2614969, 4856371, 5229938, 9712742, 10459876, 19425484, 33994597, 55661483, 67989194, 111322966, 135978388, 222645932, 389630381, 723599279, 779260762, 1447198558, 1558521524, 2894397116, 5065194953, 10130389906, 20260779812]

約数ペア:

[(1, 20260779812), (2, 10130389906), (4, 5065194953), (7, 2894397116), (13, 1558521524), (14, 1447198558), (26, 779260762), (28, 723599279), (52, 389630381), (91, 222645932), (149, 135978388), (182, 111322966), (298, 67989194), (364, 55661483), (596, 33994597), (1043, 19425484), (1937, 10459876), (2086, 9712742), (3874, 5229938), (4172, 4856371), (7748, 2614969), (13559, 1494268), (27118, 747134), (54236, 373567)]