207760072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1997693}}^1$

素因数の和:1997712

約数の個数: 16

約数和(自身を含む): 419515740

約数和(自身を除く): 211755668

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1997693, 3995386, 7990772, 15981544, 25970009, 51940018, 103880036, 207760072]

約数ペア:

[(1, 207760072), (2, 103880036), (4, 51940018), (8, 25970009), (13, 15981544), (26, 7990772), (52, 3995386), (104, 1997693)]