20853870046

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{620171}}^1$

素因数の和:620256

約数の個数: 32

約数和(自身を含む): 35364688128

約数和(自身を除く): 14510818082

約数列:

[1, 2, 17, 23, 34, 43, 46, 86, 391, 731, 782, 989, 1462, 1978, 16813, 33626, 620171, 1240342, 10542907, 14263933, 21085814, 26667353, 28527866, 53334706, 242486861, 453345001, 484973722, 613349119, 906690002, 1226698238, 10426935023, 20853870046]

約数ペア:

[(1, 20853870046), (2, 10426935023), (17, 1226698238), (23, 906690002), (34, 613349119), (43, 484973722), (46, 453345001), (86, 242486861), (391, 53334706), (731, 28527866), (782, 26667353), (989, 21085814), (1462, 14263933), (1978, 10542907), (16813, 1240342), (33626, 620171)]