20930371

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1187}}^1$

素因数の和:1434

約数の個数: 16

約数和(自身を含む): 26231040

約数和(自身を除く): 5300669

約数列:

[1, 7, 11, 77, 229, 1187, 1603, 2519, 8309, 13057, 17633, 91399, 271823, 1902761, 2990053, 20930371]

約数ペア:

[(1, 20930371), (7, 2990053), (11, 1902761), (77, 271823), (229, 91399), (1187, 17633), (1603, 13057), (2519, 8309)]