19772475

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{6131}}^1$

素因数の和:6187

約数の個数: 24

約数和(自身を含む): 33456192

約数和(自身を除く): 13683717

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 6131, 18393, 30655, 91965, 153275, 263633, 459825, 790899, 1318165, 3954495, 6590825, 19772475]

約数ペア:

[(1, 19772475), (3, 6590825), (5, 3954495), (15, 1318165), (25, 790899), (43, 459825), (75, 263633), (129, 153275), (215, 91965), (645, 30655), (1075, 18393), (3225, 6131)]