20880777

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{1069}}^1$

素因数の和:1472

約数の個数: 16

約数和(自身を含む): 29583360

約数和(自身を除く): 8702583

約数列:

[1, 3, 17, 51, 383, 1069, 1149, 3207, 6511, 18173, 19533, 54519, 409427, 1228281, 6960259, 20880777]

約数ペア:

[(1, 20880777), (3, 6960259), (17, 1228281), (51, 409427), (383, 54519), (1069, 19533), (1149, 18173), (3207, 6511)]