161728016

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{190717}}^1$

素因数の和:190778

約数の個数: 20

約数和(自身を含む): 319261932

約数和(自身を除く): 157533916

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 190717, 381434, 762868, 1525736, 3051472, 10108001, 20216002, 40432004, 80864008, 161728016]

約数ペア:

[(1, 161728016), (2, 80864008), (4, 40432004), (8, 20216002), (16, 10108001), (53, 3051472), (106, 1525736), (212, 762868), (424, 381434), (848, 190717)]