20216975336

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{19291007}}^1$

素因数の和:19291144

約数の個数: 16

約数和(自身を含む): 38196195840

約数和(自身を除く): 17979220504

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 19291007, 38582014, 77164028, 154328056, 2527121917, 5054243834, 10108487668, 20216975336]

約数ペア:

[(1, 20216975336), (2, 10108487668), (4, 5054243834), (8, 2527121917), (131, 154328056), (262, 77164028), (524, 38582014), (1048, 19291007)]