20293602

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{89}}^2$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 47681472

約数和(自身を除く): 27387870

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 89, 122, 178, 183, 267, 366, 427, 534, 623, 854, 1246, 1281, 1869, 2562, 3738, 5429, 7921, 10858, 15842, 16287, 23763, 32574, 38003, 47526, 55447, 76006, 110894, 114009, 166341, 228018, 332682, 483181, 966362, 1449543, 2899086, 3382267, 6764534, 10146801, 20293602]

約数ペア:

[(1, 20293602), (2, 10146801), (3, 6764534), (6, 3382267), (7, 2899086), (14, 1449543), (21, 966362), (42, 483181), (61, 332682), (89, 228018), (122, 166341), (178, 114009), (183, 110894), (267, 76006), (366, 55447), (427, 47526), (534, 38003), (623, 32574), (854, 23763), (1246, 16287), (1281, 15842), (1869, 10858), (2562, 7921), (3738, 5429)]