201568016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{2441}}^1$

素因数の和:2859

約数の個数: 40

約数和(自身を含む): 421811544

約数和(自身を除く): 220243528

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 397, 794, 1588, 2441, 3176, 4882, 5161, 6352, 9764, 10322, 19528, 20644, 31733, 39056, 41288, 63466, 82576, 126932, 253864, 507728, 969077, 1938154, 3876308, 7752616, 12598001, 15505232, 25196002, 50392004, 100784008, 201568016]

約数ペア:

[(1, 201568016), (2, 100784008), (4, 50392004), (8, 25196002), (13, 15505232), (16, 12598001), (26, 7752616), (52, 3876308), (104, 1938154), (208, 969077), (397, 507728), (794, 253864), (1588, 126932), (2441, 82576), (3176, 63466), (4882, 41288), (5161, 39056), (6352, 31733), (9764, 20644), (10322, 19528)]