20730864

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:179

約数の個数: 160

約数和(自身を含む): 68567040

約数和(自身を除く): 47836176

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 56, 66, 71, 77, 79, 84, 88, 112, 132, 142, 154, 158, 168, 176, 213, 231, 237, 264, 284, 308, 316, 336, 426, 462, 474, 497, 528, 553, 568, 616, 632, 781, 852, 869, 924, 948, 994, 1106, 1136, 1232, 1264, 1491, 1562, 1659, 1704, 1738, 1848, 1896, 1988, 2212, 2343, 2607, 2982, 3124, 3318, 3408, 3476, 3696, 3792, 3976, 4424, 4686, 5214, 5467, 5609, 5964, 6083, 6248, 6636, 6952, 7952, 8848, 9372, 10428, 10934, 11218, 11928, 12166, 12496, 13272, 13904, 16401, 16827, 18249, 18744, 20856, 21868, 22436, 23856, 24332, 26544, 32802, 33654, 36498, 37488, 39263, 41712, 43736, 44872, 48664, 61699, 65604, 67308, 72996, 78526, 87472, 89744, 97328, 117789, 123398, 131208, 134616, 145992, 157052, 185097, 235578, 246796, 262416, 269232, 291984, 314104, 370194, 431893, 471156, 493592, 628208, 740388, 863786, 942312, 987184, 1295679, 1480776, 1727572, 1884624, 2591358, 2961552, 3455144, 5182716, 6910288, 10365432, 20730864]

約数ペア:

[(1, 20730864), (2, 10365432), (3, 6910288), (4, 5182716), (6, 3455144), (7, 2961552), (8, 2591358), (11, 1884624), (12, 1727572), (14, 1480776), (16, 1295679), (21, 987184), (22, 942312), (24, 863786), (28, 740388), (33, 628208), (42, 493592), (44, 471156), (48, 431893), (56, 370194), (66, 314104), (71, 291984), (77, 269232), (79, 262416), (84, 246796), (88, 235578), (112, 185097), (132, 157052), (142, 145992), (154, 134616), (158, 131208), (168, 123398), (176, 117789), (213, 97328), (231, 89744), (237, 87472), (264, 78526), (284, 72996), (308, 67308), (316, 65604), (336, 61699), (426, 48664), (462, 44872), (474, 43736), (497, 41712), (528, 39263), (553, 37488), (568, 36498), (616, 33654), (632, 32802), (781, 26544), (852, 24332), (869, 23856), (924, 22436), (948, 21868), (994, 20856), (1106, 18744), (1136, 18249), (1232, 16827), (1264, 16401), (1491, 13904), (1562, 13272), (1659, 12496), (1704, 12166), (1738, 11928), (1848, 11218), (1896, 10934), (1988, 10428), (2212, 9372), (2343, 8848), (2607, 7952), (2982, 6952), (3124, 6636), (3318, 6248), (3408, 6083), (3476, 5964), (3696, 5609), (3792, 5467), (3976, 5214), (4424, 4686)]