20120144

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{114319}}^1$

素因数の和:114338

約数の個数: 20

約数和(自身を含む): 42527040

約数和(自身を除く): 22406896

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 114319, 228638, 457276, 914552, 1257509, 1829104, 2515018, 5030036, 10060072, 20120144]

約数ペア:

[(1, 20120144), (2, 10060072), (4, 5030036), (8, 2515018), (11, 1829104), (16, 1257509), (22, 914552), (44, 457276), (88, 228638), (176, 114319)]