20185545

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79159}}^1$

素因数の和:79184

約数の個数: 16

約数和(自身を含む): 34197120

約数和(自身を除く): 14011575

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 79159, 237477, 395795, 1187385, 1345703, 4037109, 6728515, 20185545]

約数ペア:

[(1, 20185545), (3, 6728515), (5, 4037109), (15, 1345703), (17, 1187385), (51, 395795), (85, 237477), (255, 79159)]