20634645

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{29269}}^1$

素因数の和:29324

約数の個数: 16

約数和(自身を含む): 33719040

約数和(自身を除く): 13084395

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 29269, 87807, 146345, 439035, 1375643, 4126929, 6878215, 20634645]

約数ペア:

[(1, 20634645), (3, 6878215), (5, 4126929), (15, 1375643), (47, 439035), (141, 146345), (235, 87807), (705, 29269)]