20085516

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:117

約数の個数: 144

約数和(自身を含む): 60328800

約数和(自身を除く): 40243284

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 29, 33, 36, 44, 53, 54, 58, 66, 87, 99, 106, 108, 116, 121, 132, 159, 174, 198, 212, 242, 261, 297, 318, 319, 348, 363, 396, 477, 484, 522, 583, 594, 636, 638, 726, 783, 954, 957, 1044, 1089, 1166, 1188, 1276, 1431, 1452, 1537, 1566, 1749, 1908, 1914, 2178, 2332, 2862, 2871, 3074, 3132, 3267, 3498, 3509, 3828, 4356, 4611, 5247, 5724, 5742, 6148, 6413, 6534, 6996, 7018, 8613, 9222, 10494, 10527, 11484, 12826, 13068, 13833, 14036, 15741, 16907, 17226, 18444, 19239, 20988, 21054, 25652, 27666, 31482, 31581, 33814, 34452, 38478, 41499, 42108, 50721, 55332, 57717, 62964, 63162, 67628, 76956, 82998, 94743, 101442, 115434, 126324, 152163, 165996, 173151, 185977, 189486, 202884, 230868, 304326, 346302, 371954, 378972, 456489, 557931, 608652, 692604, 743908, 912978, 1115862, 1673793, 1825956, 2231724, 3347586, 5021379, 6695172, 10042758, 20085516]

約数ペア:

[(1, 20085516), (2, 10042758), (3, 6695172), (4, 5021379), (6, 3347586), (9, 2231724), (11, 1825956), (12, 1673793), (18, 1115862), (22, 912978), (27, 743908), (29, 692604), (33, 608652), (36, 557931), (44, 456489), (53, 378972), (54, 371954), (58, 346302), (66, 304326), (87, 230868), (99, 202884), (106, 189486), (108, 185977), (116, 173151), (121, 165996), (132, 152163), (159, 126324), (174, 115434), (198, 101442), (212, 94743), (242, 82998), (261, 76956), (297, 67628), (318, 63162), (319, 62964), (348, 57717), (363, 55332), (396, 50721), (477, 42108), (484, 41499), (522, 38478), (583, 34452), (594, 33814), (636, 31581), (638, 31482), (726, 27666), (783, 25652), (954, 21054), (957, 20988), (1044, 19239), (1089, 18444), (1166, 17226), (1188, 16907), (1276, 15741), (1431, 14036), (1452, 13833), (1537, 13068), (1566, 12826), (1749, 11484), (1908, 10527), (1914, 10494), (2178, 9222), (2332, 8613), (2862, 7018), (2871, 6996), (3074, 6534), (3132, 6413), (3267, 6148), (3498, 5742), (3509, 5724), (3828, 5247), (4356, 4611)]