891155518

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2131951}}^1$

素因数の和:2131983

約数の個数: 16

約数和(自身を含む): 1535005440

約数和(自身を除く): 643849922

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 2131951, 4263902, 23451461, 40507069, 46902922, 81014138, 445577759, 891155518]

約数ペア:

[(1, 891155518), (2, 445577759), (11, 81014138), (19, 46902922), (22, 40507069), (38, 23451461), (209, 4263902), (418, 2131951)]