20172637468

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{409}}^1\times {\mathrm{300743}}^1$

素因数の和:301197

約数の個数: 24

約数和(自身を含む): 36251681760

約数和(自身を除く): 16079044292

約数列:

[1, 2, 4, 41, 82, 164, 409, 818, 1636, 16769, 33538, 67076, 300743, 601486, 1202972, 12330463, 24660926, 49321852, 123003887, 246007774, 492015548, 5043159367, 10086318734, 20172637468]

約数ペア:

[(1, 20172637468), (2, 10086318734), (4, 5043159367), (41, 492015548), (82, 246007774), (164, 123003887), (409, 49321852), (818, 24660926), (1636, 12330463), (16769, 1202972), (33538, 601486), (67076, 300743)]