20782432

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:212

約数の個数: 96

約数和(自身を含む): 49641984

約数和(自身を除く): 28859552

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 23, 32, 34, 44, 46, 68, 88, 92, 136, 151, 176, 184, 187, 253, 272, 302, 352, 368, 374, 391, 506, 544, 604, 736, 748, 782, 1012, 1208, 1496, 1564, 1661, 2024, 2416, 2567, 2992, 3128, 3322, 3473, 4048, 4301, 4832, 5134, 5984, 6256, 6644, 6946, 8096, 8602, 10268, 12512, 13288, 13892, 17204, 20536, 26576, 27784, 28237, 34408, 38203, 41072, 53152, 55568, 56474, 59041, 68816, 76406, 82144, 111136, 112948, 118082, 137632, 152812, 225896, 236164, 305624, 451792, 472328, 611248, 649451, 903584, 944656, 1222496, 1298902, 1889312, 2597804, 5195608, 10391216, 20782432]

約数ペア:

[(1, 20782432), (2, 10391216), (4, 5195608), (8, 2597804), (11, 1889312), (16, 1298902), (17, 1222496), (22, 944656), (23, 903584), (32, 649451), (34, 611248), (44, 472328), (46, 451792), (68, 305624), (88, 236164), (92, 225896), (136, 152812), (151, 137632), (176, 118082), (184, 112948), (187, 111136), (253, 82144), (272, 76406), (302, 68816), (352, 59041), (368, 56474), (374, 55568), (391, 53152), (506, 41072), (544, 38203), (604, 34408), (736, 28237), (748, 27784), (782, 26576), (1012, 20536), (1208, 17204), (1496, 13892), (1564, 13288), (1661, 12512), (2024, 10268), (2416, 8602), (2567, 8096), (2992, 6946), (3128, 6644), (3322, 6256), (3473, 5984), (4048, 5134), (4301, 4832)]