20757132

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 62270208

約数和(自身を除く): 41513076

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 33, 36, 43, 44, 46, 53, 66, 69, 86, 92, 99, 106, 129, 132, 138, 159, 172, 198, 207, 212, 253, 258, 276, 318, 387, 396, 414, 473, 477, 506, 516, 583, 636, 759, 774, 828, 946, 954, 989, 1012, 1166, 1219, 1419, 1518, 1548, 1749, 1892, 1908, 1978, 2277, 2279, 2332, 2438, 2838, 2967, 3036, 3498, 3657, 3956, 4257, 4554, 4558, 4876, 5247, 5676, 5934, 6837, 6996, 7314, 8514, 8901, 9108, 9116, 10494, 10879, 10971, 11868, 13409, 13674, 14628, 17028, 17802, 20511, 20988, 21758, 21942, 25069, 26818, 27348, 32637, 35604, 40227, 41022, 43516, 43884, 50138, 52417, 53636, 65274, 75207, 80454, 82044, 97911, 100276, 104834, 120681, 130548, 150414, 157251, 160908, 195822, 209668, 225621, 241362, 300828, 314502, 391644, 451242, 471753, 482724, 576587, 629004, 902484, 943506, 1153174, 1729761, 1887012, 2306348, 3459522, 5189283, 6919044, 10378566, 20757132]

約数ペア:

[(1, 20757132), (2, 10378566), (3, 6919044), (4, 5189283), (6, 3459522), (9, 2306348), (11, 1887012), (12, 1729761), (18, 1153174), (22, 943506), (23, 902484), (33, 629004), (36, 576587), (43, 482724), (44, 471753), (46, 451242), (53, 391644), (66, 314502), (69, 300828), (86, 241362), (92, 225621), (99, 209668), (106, 195822), (129, 160908), (132, 157251), (138, 150414), (159, 130548), (172, 120681), (198, 104834), (207, 100276), (212, 97911), (253, 82044), (258, 80454), (276, 75207), (318, 65274), (387, 53636), (396, 52417), (414, 50138), (473, 43884), (477, 43516), (506, 41022), (516, 40227), (583, 35604), (636, 32637), (759, 27348), (774, 26818), (828, 25069), (946, 21942), (954, 21758), (989, 20988), (1012, 20511), (1166, 17802), (1219, 17028), (1419, 14628), (1518, 13674), (1548, 13409), (1749, 11868), (1892, 10971), (1908, 10879), (1978, 10494), (2277, 9116), (2279, 9108), (2332, 8901), (2438, 8514), (2838, 7314), (2967, 6996), (3036, 6837), (3498, 5934), (3657, 5676), (3956, 5247), (4257, 4876), (4554, 4558)]