20594826

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2069}}^1$

素因数の和:2163

約数の個数: 48

約数和(自身を含む): 51667200

約数和(自身を除く): 31072374

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 79, 126, 158, 237, 474, 553, 711, 1106, 1422, 1659, 2069, 3318, 4138, 4977, 6207, 9954, 12414, 14483, 18621, 28966, 37242, 43449, 86898, 130347, 163451, 260694, 326902, 490353, 980706, 1144157, 1471059, 2288314, 2942118, 3432471, 6864942, 10297413, 20594826]

約数ペア:

[(1, 20594826), (2, 10297413), (3, 6864942), (6, 3432471), (7, 2942118), (9, 2288314), (14, 1471059), (18, 1144157), (21, 980706), (42, 490353), (63, 326902), (79, 260694), (126, 163451), (158, 130347), (237, 86898), (474, 43449), (553, 37242), (711, 28966), (1106, 18621), (1422, 14483), (1659, 12414), (2069, 9954), (3318, 6207), (4138, 4977)]