18780064

素因数分解:

$2^5\times {\mathrm{509}}^1\times {\mathrm{1153}}^1$

素因数の和:1672

約数の個数: 24

約数和(自身を含む): 37078020

約数和(自身を除く): 18297956

約数列:

[1, 2, 4, 8, 16, 32, 509, 1018, 1153, 2036, 2306, 4072, 4612, 8144, 9224, 16288, 18448, 36896, 586877, 1173754, 2347508, 4695016, 9390032, 18780064]

約数ペア:

[(1, 18780064), (2, 9390032), (4, 4695016), (8, 2347508), (16, 1173754), (32, 586877), (509, 36896), (1018, 18448), (1153, 16288), (2036, 9224), (2306, 8144), (4072, 4612)]