20567655

素因数分解:

$3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1163}}^1$

素因数の和:1308

約数の個数: 32

約数和(自身を含む): 36875520

約数和(自身を除く): 16307865

約数列:

[1, 3, 5, 9, 15, 27, 45, 131, 135, 393, 655, 1163, 1179, 1965, 3489, 3537, 5815, 5895, 10467, 17445, 17685, 31401, 52335, 152353, 157005, 457059, 761765, 1371177, 2285295, 4113531, 6855885, 20567655]

約数ペア:

[(1, 20567655), (3, 6855885), (5, 4113531), (9, 2285295), (15, 1371177), (27, 761765), (45, 457059), (131, 157005), (135, 152353), (393, 52335), (655, 31401), (1163, 17685), (1179, 17445), (1965, 10467), (3489, 5895), (3537, 5815)]