20495024

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:186

約数の個数: 80

約数和(自身を含む): 46497024

約数和(自身を除く): 26002000

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 61, 83, 88, 92, 122, 166, 176, 184, 244, 253, 332, 368, 488, 506, 664, 671, 913, 976, 1012, 1328, 1342, 1403, 1826, 1909, 2024, 2684, 2806, 3652, 3818, 4048, 5063, 5368, 5612, 7304, 7636, 10126, 10736, 11224, 14608, 15272, 15433, 20252, 20999, 22448, 30544, 30866, 40504, 41998, 55693, 61732, 81008, 83996, 111386, 116449, 123464, 167992, 222772, 232898, 246928, 335984, 445544, 465796, 891088, 931592, 1280939, 1863184, 2561878, 5123756, 10247512, 20495024]

約数ペア:

[(1, 20495024), (2, 10247512), (4, 5123756), (8, 2561878), (11, 1863184), (16, 1280939), (22, 931592), (23, 891088), (44, 465796), (46, 445544), (61, 335984), (83, 246928), (88, 232898), (92, 222772), (122, 167992), (166, 123464), (176, 116449), (184, 111386), (244, 83996), (253, 81008), (332, 61732), (368, 55693), (488, 41998), (506, 40504), (664, 30866), (671, 30544), (913, 22448), (976, 20999), (1012, 20252), (1328, 15433), (1342, 15272), (1403, 14608), (1826, 11224), (1909, 10736), (2024, 10126), (2684, 7636), (2806, 7304), (3652, 5612), (3818, 5368), (4048, 5063)]