20755584

素因数分解:

$2^7\times 3^2\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:482

約数の個数: 96

約数和(自身を含む): 61261200

約数和(自身を除く): 40505616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 64, 72, 86, 96, 128, 129, 144, 172, 192, 258, 288, 344, 384, 387, 419, 516, 576, 688, 774, 838, 1032, 1152, 1257, 1376, 1548, 1676, 2064, 2514, 2752, 3096, 3352, 3771, 4128, 5028, 5504, 6192, 6704, 7542, 8256, 10056, 12384, 13408, 15084, 16512, 18017, 20112, 24768, 26816, 30168, 36034, 40224, 49536, 53632, 54051, 60336, 72068, 80448, 108102, 120672, 144136, 160896, 162153, 216204, 241344, 288272, 324306, 432408, 482688, 576544, 648612, 864816, 1153088, 1297224, 1729632, 2306176, 2594448, 3459264, 5188896, 6918528, 10377792, 20755584]

約数ペア:

[(1, 20755584), (2, 10377792), (3, 6918528), (4, 5188896), (6, 3459264), (8, 2594448), (9, 2306176), (12, 1729632), (16, 1297224), (18, 1153088), (24, 864816), (32, 648612), (36, 576544), (43, 482688), (48, 432408), (64, 324306), (72, 288272), (86, 241344), (96, 216204), (128, 162153), (129, 160896), (144, 144136), (172, 120672), (192, 108102), (258, 80448), (288, 72068), (344, 60336), (384, 54051), (387, 53632), (419, 49536), (516, 40224), (576, 36034), (688, 30168), (774, 26816), (838, 24768), (1032, 20112), (1152, 18017), (1257, 16512), (1376, 15084), (1548, 13408), (1676, 12384), (2064, 10056), (2514, 8256), (2752, 7542), (3096, 6704), (3352, 6192), (3771, 5504), (4128, 5028)]