7780016

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{28603}}^1$

素因数の和:28628

約数の個数: 20

約数和(自身を含む): 15961032

約数和(自身を除く): 8181016

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 28603, 57206, 114412, 228824, 457648, 486251, 972502, 1945004, 3890008, 7780016]

約数ペア:

[(1, 7780016), (2, 3890008), (4, 1945004), (8, 972502), (16, 486251), (17, 457648), (34, 228824), (68, 114412), (136, 57206), (272, 28603)]