20934705

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1787}}^1$

素因数の和:1877

約数の個数: 32

約数和(自身を含む): 37075968

約数和(自身を除く): 16141263

約数列:

[1, 3, 5, 11, 15, 33, 55, 71, 165, 213, 355, 781, 1065, 1787, 2343, 3905, 5361, 8935, 11715, 19657, 26805, 58971, 98285, 126877, 294855, 380631, 634385, 1395647, 1903155, 4186941, 6978235, 20934705]

約数ペア:

[(1, 20934705), (3, 6978235), (5, 4186941), (11, 1903155), (15, 1395647), (33, 634385), (55, 380631), (71, 294855), (165, 126877), (213, 98285), (355, 58971), (781, 26805), (1065, 19657), (1787, 11715), (2343, 8935), (3905, 5361)]