19631787

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{433}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 31997952

約数和(自身を除く): 12366165

約数列:

[1, 3, 7, 17, 21, 51, 119, 127, 357, 381, 433, 889, 1299, 2159, 2667, 3031, 6477, 7361, 9093, 15113, 22083, 45339, 51527, 54991, 154581, 164973, 384937, 934847, 1154811, 2804541, 6543929, 19631787]

約数ペア:

[(1, 19631787), (3, 6543929), (7, 2804541), (17, 1154811), (21, 934847), (51, 384937), (119, 164973), (127, 154581), (357, 54991), (381, 51527), (433, 45339), (889, 22083), (1299, 15113), (2159, 9093), (2667, 7361), (3031, 6477)]