20196594513

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{17489}}^1$

素因数の和:17823

約数の個数: 40

約数和(自身を含む): 30855508200

約数和(自身を除く): 10658913687

約数列:

[1, 3, 9, 27, 53, 81, 159, 269, 477, 807, 1431, 2421, 4293, 7263, 14257, 17489, 21789, 42771, 52467, 128313, 157401, 384939, 472203, 926917, 1154817, 1416609, 2780751, 4704541, 8342253, 14113623, 25026759, 42340869, 75080277, 127022607, 249340673, 381067821, 748022019, 2244066057, 6732198171, 20196594513]

約数ペア:

[(1, 20196594513), (3, 6732198171), (9, 2244066057), (27, 748022019), (53, 381067821), (81, 249340673), (159, 127022607), (269, 75080277), (477, 42340869), (807, 25026759), (1431, 14113623), (2421, 8342253), (4293, 4704541), (7263, 2780751), (14257, 1416609), (17489, 1154817), (21789, 926917), (42771, 472203), (52467, 384939), (128313, 157401)]