20164045998

素因数分解:

$2^1\times 3^1\times {\mathrm{157}}^1\times {\mathrm{21405569}}^1$

素因数の和:21405731

約数の個数: 16

約数和(自身を含む): 40584960720

約数和(自身を除く): 20420914722

約数列:

[1, 2, 3, 6, 157, 314, 471, 942, 21405569, 42811138, 64216707, 128433414, 3360674333, 6721348666, 10082022999, 20164045998]

約数ペア:

[(1, 20164045998), (2, 10082022999), (3, 6721348666), (6, 3360674333), (157, 128433414), (314, 64216707), (471, 42811138), (942, 21405569)]