211689992

素因数分解:

$2^3\times {\mathrm{1123}}^1\times {\mathrm{23563}}^1$

素因数の和:24692

約数の個数: 16

約数和(自身を含む): 397289040

約数和(自身を除く): 185599048

約数列:

[1, 2, 4, 8, 1123, 2246, 4492, 8984, 23563, 47126, 94252, 188504, 26461249, 52922498, 105844996, 211689992]

約数ペア:

[(1, 211689992), (2, 105844996), (4, 52922498), (8, 26461249), (1123, 188504), (2246, 94252), (4492, 47126), (8984, 23563)]