1990991568

素因数分解:

$2^4\times 3^1\times {\mathrm{41478991}}^1$

素因数の和:41479002

約数の個数: 20

約数和(自身を含む): 5143395008

約数和(自身を除く): 3152403440

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 41478991, 82957982, 124436973, 165915964, 248873946, 331831928, 497747892, 663663856, 995495784, 1990991568]

約数ペア:

[(1, 1990991568), (2, 995495784), (3, 663663856), (4, 497747892), (6, 331831928), (8, 248873946), (12, 165915964), (16, 124436973), (24, 82957982), (48, 41478991)]