18642812

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{16127}}^1$

素因数の和:16165

約数の個数: 18

約数和(自身を含む): 34659072

約数和(自身を除く): 16016260

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 16127, 32254, 64508, 274159, 548318, 1096636, 4660703, 9321406, 18642812]

約数ペア:

[(1, 18642812), (2, 9321406), (4, 4660703), (17, 1096636), (34, 548318), (68, 274159), (289, 64508), (578, 32254), (1156, 16127)]