20853146

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 34560000

約数和(自身を除く): 13706854

約数列:

[1, 2, 19, 29, 38, 58, 127, 149, 254, 298, 551, 1102, 2413, 2831, 3683, 4321, 4826, 5662, 7366, 8642, 18923, 37846, 69977, 82099, 139954, 164198, 359537, 548767, 719074, 1097534, 10426573, 20853146]

約数ペア:

[(1, 20853146), (2, 10426573), (19, 1097534), (29, 719074), (38, 548767), (58, 359537), (127, 164198), (149, 139954), (254, 82099), (298, 69977), (551, 37846), (1102, 18923), (2413, 8642), (2831, 7366), (3683, 5662), (4321, 4826)]