20936265

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1$

素因数の和:386

約数の個数: 64

約数和(自身を含む): 41762304

約数和(自身を除く): 20826039

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 37, 51, 85, 105, 111, 119, 185, 255, 259, 317, 357, 555, 595, 629, 777, 951, 1295, 1585, 1785, 1887, 2219, 3145, 3885, 4403, 4755, 5389, 6657, 9435, 11095, 11729, 13209, 16167, 22015, 26945, 33285, 35187, 37723, 58645, 66045, 80835, 82103, 113169, 175935, 188615, 199393, 246309, 410515, 565845, 598179, 996965, 1231545, 1395751, 2990895, 4187253, 6978755, 20936265]

約数ペア:

[(1, 20936265), (3, 6978755), (5, 4187253), (7, 2990895), (15, 1395751), (17, 1231545), (21, 996965), (35, 598179), (37, 565845), (51, 410515), (85, 246309), (105, 199393), (111, 188615), (119, 175935), (185, 113169), (255, 82103), (259, 80835), (317, 66045), (357, 58645), (555, 37723), (595, 35187), (629, 33285), (777, 26945), (951, 22015), (1295, 16167), (1585, 13209), (1785, 11729), (1887, 11095), (2219, 9435), (3145, 6657), (3885, 5389), (4403, 4755)]