20667474

素因数分解:

$2^1\times 3^4\times {\mathrm{113}}^1\times {\mathrm{1129}}^1$

素因数の和:1256

約数の個数: 40

約数和(自身を含む): 46761660

約数和(自身を除く): 26094186

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 113, 162, 226, 339, 678, 1017, 1129, 2034, 2258, 3051, 3387, 6102, 6774, 9153, 10161, 18306, 20322, 30483, 60966, 91449, 127577, 182898, 255154, 382731, 765462, 1148193, 2296386, 3444579, 6889158, 10333737, 20667474]

約数ペア:

[(1, 20667474), (2, 10333737), (3, 6889158), (6, 3444579), (9, 2296386), (18, 1148193), (27, 765462), (54, 382731), (81, 255154), (113, 182898), (162, 127577), (226, 91449), (339, 60966), (678, 30483), (1017, 20322), (1129, 18306), (2034, 10161), (2258, 9153), (3051, 6774), (3387, 6102)]