20823912

素因数分解:

$2^3\times 3^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:192

約数の個数: 128

約数和(自身を含む): 62985600

約数和(自身を除く): 42161688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 53, 54, 68, 72, 102, 106, 107, 108, 136, 153, 159, 204, 212, 214, 216, 306, 318, 321, 408, 424, 428, 459, 477, 612, 636, 642, 856, 901, 918, 954, 963, 1224, 1272, 1284, 1431, 1802, 1819, 1836, 1908, 1926, 2568, 2703, 2862, 2889, 3604, 3638, 3672, 3816, 3852, 5406, 5457, 5671, 5724, 5778, 7208, 7276, 7704, 8109, 10812, 10914, 11342, 11448, 11556, 14552, 16218, 16371, 17013, 21624, 21828, 22684, 23112, 24327, 32436, 32742, 34026, 43656, 45368, 48654, 49113, 51039, 64872, 65484, 68052, 96407, 97308, 98226, 102078, 130968, 136104, 153117, 192814, 194616, 196452, 204156, 289221, 306234, 385628, 392904, 408312, 578442, 612468, 771256, 867663, 1156884, 1224936, 1735326, 2313768, 2602989, 3470652, 5205978, 6941304, 10411956, 20823912]

約数ペア:

[(1, 20823912), (2, 10411956), (3, 6941304), (4, 5205978), (6, 3470652), (8, 2602989), (9, 2313768), (12, 1735326), (17, 1224936), (18, 1156884), (24, 867663), (27, 771256), (34, 612468), (36, 578442), (51, 408312), (53, 392904), (54, 385628), (68, 306234), (72, 289221), (102, 204156), (106, 196452), (107, 194616), (108, 192814), (136, 153117), (153, 136104), (159, 130968), (204, 102078), (212, 98226), (214, 97308), (216, 96407), (306, 68052), (318, 65484), (321, 64872), (408, 51039), (424, 49113), (428, 48654), (459, 45368), (477, 43656), (612, 34026), (636, 32742), (642, 32436), (856, 24327), (901, 23112), (918, 22684), (954, 21828), (963, 21624), (1224, 17013), (1272, 16371), (1284, 16218), (1431, 14552), (1802, 11556), (1819, 11448), (1836, 11342), (1908, 10914), (1926, 10812), (2568, 8109), (2703, 7704), (2862, 7276), (2889, 7208), (3604, 5778), (3638, 5724), (3672, 5671), (3816, 5457), (3852, 5406)]