20910582

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:183

約数の個数: 128

約数和(自身を含む): 59719680

約数和(自身を除く): 38809098

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 47, 54, 63, 66, 77, 94, 99, 107, 126, 141, 154, 189, 198, 214, 231, 282, 297, 321, 329, 378, 423, 462, 517, 594, 642, 658, 693, 749, 846, 963, 987, 1034, 1177, 1269, 1386, 1498, 1551, 1926, 1974, 2079, 2247, 2354, 2538, 2889, 2961, 3102, 3531, 3619, 4158, 4494, 4653, 5029, 5778, 5922, 6741, 7062, 7238, 8239, 8883, 9306, 10058, 10593, 10857, 13482, 13959, 15087, 16478, 17766, 20223, 21186, 21714, 24717, 27918, 30174, 31779, 32571, 35203, 40446, 45261, 49434, 55319, 63558, 65142, 70406, 74151, 90522, 97713, 105609, 110638, 135783, 148302, 165957, 195426, 211218, 222453, 271566, 316827, 331914, 387233, 444906, 497871, 633654, 774466, 950481, 995742, 1161699, 1493613, 1900962, 2323398, 2987226, 3485097, 6970194, 10455291, 20910582]

約数ペア:

[(1, 20910582), (2, 10455291), (3, 6970194), (6, 3485097), (7, 2987226), (9, 2323398), (11, 1900962), (14, 1493613), (18, 1161699), (21, 995742), (22, 950481), (27, 774466), (33, 633654), (42, 497871), (47, 444906), (54, 387233), (63, 331914), (66, 316827), (77, 271566), (94, 222453), (99, 211218), (107, 195426), (126, 165957), (141, 148302), (154, 135783), (189, 110638), (198, 105609), (214, 97713), (231, 90522), (282, 74151), (297, 70406), (321, 65142), (329, 63558), (378, 55319), (423, 49434), (462, 45261), (517, 40446), (594, 35203), (642, 32571), (658, 31779), (693, 30174), (749, 27918), (846, 24717), (963, 21714), (987, 21186), (1034, 20223), (1177, 17766), (1269, 16478), (1386, 15087), (1498, 13959), (1551, 13482), (1926, 10857), (1974, 10593), (2079, 10058), (2247, 9306), (2354, 8883), (2538, 8239), (2889, 7238), (2961, 7062), (3102, 6741), (3531, 5922), (3619, 5778), (4158, 5029), (4494, 4653)]