20094966178

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{16417}}^1$

素因数の和:16619

約数の個数: 64

約数和(自身を含む): 37732504320

約数和(自身を除く): 17637538142

約数列:

[1, 2, 7, 14, 17, 34, 37, 74, 119, 139, 238, 259, 278, 518, 629, 973, 1258, 1946, 2363, 4403, 4726, 5143, 8806, 10286, 16417, 16541, 32834, 33082, 36001, 72002, 87431, 114919, 174862, 229838, 279089, 558178, 607429, 612017, 1214858, 1224034, 1953623, 2281963, 3907246, 4252003, 4563926, 8504006, 10326293, 15973741, 20652586, 31947482, 38793371, 72284051, 77586742, 84432631, 144568102, 168865262, 271553597, 543107194, 591028417, 1182056834, 1435354727, 2870709454, 10047483089, 20094966178]

約数ペア:

[(1, 20094966178), (2, 10047483089), (7, 2870709454), (14, 1435354727), (17, 1182056834), (34, 591028417), (37, 543107194), (74, 271553597), (119, 168865262), (139, 144568102), (238, 84432631), (259, 77586742), (278, 72284051), (518, 38793371), (629, 31947482), (973, 20652586), (1258, 15973741), (1946, 10326293), (2363, 8504006), (4403, 4563926), (4726, 4252003), (5143, 3907246), (8806, 2281963), (10286, 1953623), (16417, 1224034), (16541, 1214858), (32834, 612017), (33082, 607429), (36001, 558178), (72002, 279089), (87431, 229838), (114919, 174862)]