20170486528

素因数分解:

$2^8\times {\mathrm{78790963}}^1$

素因数の和:78790979

約数の個数: 18

約数和(自身を含む): 40262182604

約数和(自身を除く): 20091696076

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 78790963, 157581926, 315163852, 630327704, 1260655408, 2521310816, 5042621632, 10085243264, 20170486528]

約数ペア:

[(1, 20170486528), (2, 10085243264), (4, 5042621632), (8, 2521310816), (16, 1260655408), (32, 630327704), (64, 315163852), (128, 157581926), (256, 78790963)]