20229856437

素因数分解:

$3^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{193}}^1\times {\mathrm{7351}}^1$

素因数の和:7658

約数の個数: 48

約数和(自身を含む): 31868979072

約数和(自身を除く): 11639122635

約数列:

[1, 3, 7, 21, 49, 97, 147, 193, 291, 579, 679, 1351, 2037, 4053, 4753, 7351, 9457, 14259, 18721, 22053, 28371, 51457, 56163, 131047, 154371, 360199, 393141, 713047, 917329, 1080597, 1418743, 2139141, 2751987, 4256229, 4991329, 9931201, 14973987, 29793603, 34939303, 69518407, 104817909, 137618071, 208555221, 412854213, 963326497, 2889979491, 6743285479, 20229856437]

約数ペア:

[(1, 20229856437), (3, 6743285479), (7, 2889979491), (21, 963326497), (49, 412854213), (97, 208555221), (147, 137618071), (193, 104817909), (291, 69518407), (579, 34939303), (679, 29793603), (1351, 14973987), (2037, 9931201), (4053, 4991329), (4753, 4256229), (7351, 2751987), (9457, 2139141), (14259, 1418743), (18721, 1080597), (22053, 917329), (28371, 713047), (51457, 393141), (56163, 360199), (131047, 154371)]