2019207993

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1\times {\mathrm{2969}}^1$

素因数の和:3577

約数の個数: 32

約数和(自身を含む): 3022842240

約数和(自身を除く): 1003634247

約数列:

[1, 3, 11, 33, 37, 111, 407, 557, 1221, 1671, 2969, 6127, 8907, 18381, 20609, 32659, 61827, 97977, 109853, 226699, 329559, 680097, 1208383, 1653733, 3625149, 4961199, 18191063, 54573189, 61188121, 183564363, 673069331, 2019207993]

約数ペア:

[(1, 2019207993), (3, 673069331), (11, 183564363), (33, 61188121), (37, 54573189), (111, 18191063), (407, 4961199), (557, 3625149), (1221, 1653733), (1671, 1208383), (2969, 680097), (6127, 329559), (8907, 226699), (18381, 109853), (20609, 97977), (32659, 61827)]