201721652

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{811}}^1\times {\mathrm{5653}}^1$

素因数の和:6479

約数の個数: 24

約数和(自身を含む): 385648032

約数和(自身を除く): 183926380

約数列:

[1, 2, 4, 11, 22, 44, 811, 1622, 3244, 5653, 8921, 11306, 17842, 22612, 35684, 62183, 124366, 248732, 4584583, 9169166, 18338332, 50430413, 100860826, 201721652]

約数ペア:

[(1, 201721652), (2, 100860826), (4, 50430413), (11, 18338332), (22, 9169166), (44, 4584583), (811, 248732), (1622, 124366), (3244, 62183), (5653, 35684), (8921, 22612), (11306, 17842)]