20735274

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:399

約数の個数: 64

約数和(自身を含む): 50823936

約数和(自身を除く): 30088662

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 113, 119, 226, 238, 257, 339, 357, 514, 678, 714, 771, 791, 1542, 1582, 1799, 1921, 2373, 3598, 3842, 4369, 4746, 5397, 5763, 8738, 10794, 11526, 13107, 13447, 26214, 26894, 29041, 30583, 40341, 58082, 61166, 80682, 87123, 91749, 174246, 183498, 203287, 406574, 493697, 609861, 987394, 1219722, 1481091, 2962182, 3455879, 6911758, 10367637, 20735274]

約数ペア:

[(1, 20735274), (2, 10367637), (3, 6911758), (6, 3455879), (7, 2962182), (14, 1481091), (17, 1219722), (21, 987394), (34, 609861), (42, 493697), (51, 406574), (102, 203287), (113, 183498), (119, 174246), (226, 91749), (238, 87123), (257, 80682), (339, 61166), (357, 58082), (514, 40341), (678, 30583), (714, 29041), (771, 26894), (791, 26214), (1542, 13447), (1582, 13107), (1799, 11526), (1921, 10794), (2373, 8738), (3598, 5763), (3842, 5397), (4369, 4746)]