20625066

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:696

約数の個数: 96

約数和(自身を含む): 58226688

約数和(自身を除く): 37601622

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 23, 33, 42, 46, 63, 66, 69, 77, 99, 126, 138, 154, 161, 198, 207, 231, 253, 322, 414, 462, 483, 506, 647, 693, 759, 966, 1294, 1386, 1449, 1518, 1771, 1941, 2277, 2898, 3542, 3882, 4529, 4554, 5313, 5823, 7117, 9058, 10626, 11646, 13587, 14234, 14881, 15939, 21351, 27174, 29762, 31878, 40761, 42702, 44643, 49819, 64053, 81522, 89286, 99638, 104167, 128106, 133929, 149457, 163691, 208334, 267858, 298914, 312501, 327382, 448371, 491073, 625002, 896742, 937503, 982146, 1145837, 1473219, 1875006, 2291674, 2946438, 3437511, 6875022, 10312533, 20625066]

約数ペア:

[(1, 20625066), (2, 10312533), (3, 6875022), (6, 3437511), (7, 2946438), (9, 2291674), (11, 1875006), (14, 1473219), (18, 1145837), (21, 982146), (22, 937503), (23, 896742), (33, 625002), (42, 491073), (46, 448371), (63, 327382), (66, 312501), (69, 298914), (77, 267858), (99, 208334), (126, 163691), (138, 149457), (154, 133929), (161, 128106), (198, 104167), (207, 99638), (231, 89286), (253, 81522), (322, 64053), (414, 49819), (462, 44643), (483, 42702), (506, 40761), (647, 31878), (693, 29762), (759, 27174), (966, 21351), (1294, 15939), (1386, 14881), (1449, 14234), (1518, 13587), (1771, 11646), (1941, 10626), (2277, 9058), (2898, 7117), (3542, 5823), (3882, 5313), (4529, 4554)]