84561776

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{406547}}^1$

素因数の和:406568

約数の個数: 20

約数和(自身を含む): 176441832

約数和(自身を除く): 91880056

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 406547, 813094, 1626188, 3252376, 5285111, 6504752, 10570222, 21140444, 42280888, 84561776]

約数ペア:

[(1, 84561776), (2, 42280888), (4, 21140444), (8, 10570222), (13, 6504752), (16, 5285111), (26, 3252376), (52, 1626188), (104, 813094), (208, 406547)]