2178572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{739}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 4226880

約数和(自身を除く): 2048308

約数列:

[1, 2, 4, 11, 22, 44, 67, 134, 268, 737, 739, 1474, 1478, 2948, 2956, 8129, 16258, 32516, 49513, 99026, 198052, 544643, 1089286, 2178572]

約数ペア:

[(1, 2178572), (2, 1089286), (4, 544643), (11, 198052), (22, 99026), (44, 49513), (67, 32516), (134, 16258), (268, 8129), (737, 2956), (739, 2948), (1474, 1478)]