18946773

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{317}}^1$

素因数の和:581

約数の個数: 24

約数和(自身を含む): 28524600

約数和(自身を除く): 9577827

約数列:

[1, 3, 9, 29, 87, 229, 261, 317, 687, 951, 2061, 2853, 6641, 9193, 19923, 27579, 59769, 72593, 82737, 217779, 653337, 2105197, 6315591, 18946773]

約数ペア:

[(1, 18946773), (3, 6315591), (9, 2105197), (29, 653337), (87, 217779), (229, 82737), (261, 72593), (317, 59769), (687, 27579), (951, 19923), (2061, 9193), (2853, 6641)]