20607748

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{619}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 43747200

約数和(自身を除く): 23139452

約数列:

[1, 2, 4, 7, 14, 28, 29, 41, 58, 82, 116, 164, 203, 287, 406, 574, 619, 812, 1148, 1189, 1238, 2378, 2476, 4333, 4756, 8323, 8666, 16646, 17332, 17951, 25379, 33292, 35902, 50758, 71804, 101516, 125657, 177653, 251314, 355306, 502628, 710612, 735991, 1471982, 2943964, 5151937, 10303874, 20607748]

約数ペア:

[(1, 20607748), (2, 10303874), (4, 5151937), (7, 2943964), (14, 1471982), (28, 735991), (29, 710612), (41, 502628), (58, 355306), (82, 251314), (116, 177653), (164, 125657), (203, 101516), (287, 71804), (406, 50758), (574, 35902), (619, 33292), (812, 25379), (1148, 17951), (1189, 17332), (1238, 16646), (2378, 8666), (2476, 8323), (4333, 4756)]