20530773

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1291}}^1$

素因数の和:1350

約数の個数: 32

約数和(自身を含む): 33075200

約数和(自身を除く): 12544427

約数列:

[1, 3, 9, 19, 27, 31, 57, 93, 171, 279, 513, 589, 837, 1291, 1767, 3873, 5301, 11619, 15903, 24529, 34857, 40021, 73587, 120063, 220761, 360189, 662283, 760399, 1080567, 2281197, 6843591, 20530773]

約数ペア:

[(1, 20530773), (3, 6843591), (9, 2281197), (19, 1080567), (27, 760399), (31, 662283), (57, 360189), (93, 220761), (171, 120063), (279, 73587), (513, 40021), (589, 34857), (837, 24529), (1291, 15903), (1767, 11619), (3873, 5301)]