20086155

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{9497}}^1$

素因数の和:9555

約数の個数: 24

約数和(自身を含む): 35560512

約数和(自身を除く): 15474357

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 9497, 28491, 47485, 85473, 142455, 427365, 446359, 1339077, 2231795, 4017231, 6695385, 20086155]

約数ペア:

[(1, 20086155), (3, 6695385), (5, 4017231), (9, 2231795), (15, 1339077), (45, 446359), (47, 427365), (141, 142455), (235, 85473), (423, 47485), (705, 28491), (2115, 9497)]