7780003984

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{9174533}}^1$

素因数の和:9174594

約数の個数: 20

約数和(自身を含む): 15358169916

約数和(自身を除く): 7578165932

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 9174533, 18349066, 36698132, 73396264, 146792528, 486250249, 972500498, 1945000996, 3890001992, 7780003984]

約数ペア:

[(1, 7780003984), (2, 3890001992), (4, 1945000996), (8, 972500498), (16, 486250249), (53, 146792528), (106, 73396264), (212, 36698132), (424, 18349066), (848, 9174533)]