205465886

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{68443}}^1$

素因数の和:68543

約数の個数: 16

約数和(自身を含む): 328531200

約数和(自身を除く): 123065314

約数列:

[1, 2, 19, 38, 79, 158, 1501, 3002, 68443, 136886, 1300417, 2600834, 5406997, 10813994, 102732943, 205465886]

約数ペア:

[(1, 205465886), (2, 102732943), (19, 10813994), (38, 5406997), (79, 2600834), (158, 1300417), (1501, 136886), (3002, 68443)]