20962788

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{463}}^1$

素因数の和:502

約数の個数: 96

約数和(自身を含む): 62361600

約数和(自身を除く): 41398812

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 132, 147, 154, 196, 231, 294, 308, 343, 462, 463, 539, 588, 686, 924, 926, 1029, 1078, 1372, 1389, 1617, 1852, 2058, 2156, 2778, 3234, 3241, 3773, 4116, 5093, 5556, 6468, 6482, 7546, 9723, 10186, 11319, 12964, 15092, 15279, 19446, 20372, 22638, 22687, 30558, 35651, 38892, 45276, 45374, 61116, 68061, 71302, 90748, 106953, 136122, 142604, 158809, 213906, 249557, 272244, 317618, 427812, 476427, 499114, 635236, 748671, 952854, 998228, 1497342, 1746899, 1905708, 2994684, 3493798, 5240697, 6987596, 10481394, 20962788]

約数ペア:

[(1, 20962788), (2, 10481394), (3, 6987596), (4, 5240697), (6, 3493798), (7, 2994684), (11, 1905708), (12, 1746899), (14, 1497342), (21, 998228), (22, 952854), (28, 748671), (33, 635236), (42, 499114), (44, 476427), (49, 427812), (66, 317618), (77, 272244), (84, 249557), (98, 213906), (132, 158809), (147, 142604), (154, 136122), (196, 106953), (231, 90748), (294, 71302), (308, 68061), (343, 61116), (462, 45374), (463, 45276), (539, 38892), (588, 35651), (686, 30558), (924, 22687), (926, 22638), (1029, 20372), (1078, 19446), (1372, 15279), (1389, 15092), (1617, 12964), (1852, 11319), (2058, 10186), (2156, 9723), (2778, 7546), (3234, 6482), (3241, 6468), (3773, 5556), (4116, 5093)]