81168944

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{49253}}^1$

素因数の和:49364

約数の個数: 20

約数和(自身を含む): 158794896

約数和(自身を除く): 77625952

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 49253, 98506, 197012, 394024, 788048, 5073059, 10146118, 20292236, 40584472, 81168944]

約数ペア:

[(1, 81168944), (2, 40584472), (4, 20292236), (8, 10146118), (16, 5073059), (103, 788048), (206, 394024), (412, 197012), (824, 98506), (1648, 49253)]