18856872

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:287

約数の個数: 96

約数和(自身を含む): 54475200

約数和(自身を除く): 35618328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 59, 69, 72, 92, 118, 138, 177, 184, 193, 207, 236, 276, 354, 386, 414, 472, 531, 552, 579, 708, 772, 828, 1062, 1158, 1357, 1416, 1544, 1656, 1737, 2124, 2316, 2714, 3474, 4071, 4248, 4439, 4632, 5428, 6948, 8142, 8878, 10856, 11387, 12213, 13317, 13896, 16284, 17756, 22774, 24426, 26634, 32568, 34161, 35512, 39951, 45548, 48852, 53268, 68322, 79902, 91096, 97704, 102483, 106536, 136644, 159804, 204966, 261901, 273288, 319608, 409932, 523802, 785703, 819864, 1047604, 1571406, 2095208, 2357109, 3142812, 4714218, 6285624, 9428436, 18856872]

約数ペア:

[(1, 18856872), (2, 9428436), (3, 6285624), (4, 4714218), (6, 3142812), (8, 2357109), (9, 2095208), (12, 1571406), (18, 1047604), (23, 819864), (24, 785703), (36, 523802), (46, 409932), (59, 319608), (69, 273288), (72, 261901), (92, 204966), (118, 159804), (138, 136644), (177, 106536), (184, 102483), (193, 97704), (207, 91096), (236, 79902), (276, 68322), (354, 53268), (386, 48852), (414, 45548), (472, 39951), (531, 35512), (552, 34161), (579, 32568), (708, 26634), (772, 24426), (828, 22774), (1062, 17756), (1158, 16284), (1357, 13896), (1416, 13317), (1544, 12213), (1656, 11387), (1737, 10856), (2124, 8878), (2316, 8142), (2714, 6948), (3474, 5428), (4071, 4632), (4248, 4439)]