20786544

素因数分解:

$2^4\times 3^4\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:436

約数の個数: 100

約数和(自身を含む): 61726456

約数和(自身を除く): 40939912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 43, 48, 54, 72, 81, 86, 108, 129, 144, 162, 172, 216, 258, 324, 344, 373, 387, 432, 516, 648, 688, 746, 774, 1032, 1119, 1161, 1296, 1492, 1548, 2064, 2238, 2322, 2984, 3096, 3357, 3483, 4476, 4644, 5968, 6192, 6714, 6966, 8952, 9288, 10071, 13428, 13932, 16039, 17904, 18576, 20142, 26856, 27864, 30213, 32078, 40284, 48117, 53712, 55728, 60426, 64156, 80568, 96234, 120852, 128312, 144351, 161136, 192468, 241704, 256624, 288702, 384936, 433053, 483408, 577404, 769872, 866106, 1154808, 1299159, 1732212, 2309616, 2598318, 3464424, 5196636, 6928848, 10393272, 20786544]

約数ペア:

[(1, 20786544), (2, 10393272), (3, 6928848), (4, 5196636), (6, 3464424), (8, 2598318), (9, 2309616), (12, 1732212), (16, 1299159), (18, 1154808), (24, 866106), (27, 769872), (36, 577404), (43, 483408), (48, 433053), (54, 384936), (72, 288702), (81, 256624), (86, 241704), (108, 192468), (129, 161136), (144, 144351), (162, 128312), (172, 120852), (216, 96234), (258, 80568), (324, 64156), (344, 60426), (373, 55728), (387, 53712), (432, 48117), (516, 40284), (648, 32078), (688, 30213), (746, 27864), (774, 26856), (1032, 20142), (1119, 18576), (1161, 17904), (1296, 16039), (1492, 13932), (1548, 13428), (2064, 10071), (2238, 9288), (2322, 8952), (2984, 6966), (3096, 6714), (3357, 6192), (3483, 5968), (4476, 4644)]