19601923

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:426

約数の個数: 16

約数和(自身を含む): 21998592

約数和(自身を除く): 2396669

約数列:

[1, 11, 61, 131, 223, 671, 1441, 2453, 7991, 13603, 29213, 87901, 149633, 321343, 1781993, 19601923]

約数ペア:

[(1, 19601923), (11, 1781993), (61, 321343), (131, 149633), (223, 87901), (671, 29213), (1441, 13603), (2453, 7991)]