18619473

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 26966016

約数和(自身を除く): 8346543

約数列:

[1, 3, 37, 43, 47, 83, 111, 129, 141, 249, 1591, 1739, 2021, 3071, 3569, 3901, 4773, 5217, 6063, 9213, 10707, 11703, 74777, 132053, 144337, 167743, 224331, 396159, 433011, 503229, 6206491, 18619473]

約数ペア:

[(1, 18619473), (3, 6206491), (37, 503229), (43, 433011), (47, 396159), (83, 224331), (111, 167743), (129, 144337), (141, 132053), (249, 74777), (1591, 11703), (1739, 10707), (2021, 9213), (3071, 6063), (3569, 5217), (3901, 4773)]