20528040488

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{253633}}^1$

素因数の和:253857

約数の個数: 32

約数和(自身を含む): 39323415360

約数和(自身を除く): 18795374872

約数列:

[1, 2, 4, 8, 67, 134, 151, 268, 302, 536, 604, 1208, 10117, 20234, 40468, 80936, 253633, 507266, 1014532, 2029064, 16993411, 33986822, 38298583, 67973644, 76597166, 135947288, 153194332, 306388664, 2566005061, 5132010122, 10264020244, 20528040488]

約数ペア:

[(1, 20528040488), (2, 10264020244), (4, 5132010122), (8, 2566005061), (67, 306388664), (134, 153194332), (151, 135947288), (268, 76597166), (302, 67973644), (536, 38298583), (604, 33986822), (1208, 16993411), (10117, 2029064), (20234, 1014532), (40468, 507266), (80936, 253633)]