20683515

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{26017}}^1$

素因数の和:26078

約数の個数: 16

約数和(自身を含む): 33719328

約数和(自身を除く): 13035813

約数列:

[1, 3, 5, 15, 53, 159, 265, 795, 26017, 78051, 130085, 390255, 1378901, 4136703, 6894505, 20683515]

約数ペア:

[(1, 20683515), (3, 6894505), (5, 4136703), (15, 1378901), (53, 390255), (159, 130085), (265, 78051), (795, 26017)]