20781924

素因数分解:

$2^2\times 3^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 49896000

約数和(自身を除く): 29114076

約数列:

[1, 2, 3, 4, 6, 12, 59, 118, 149, 177, 197, 236, 298, 354, 394, 447, 591, 596, 708, 788, 894, 1182, 1788, 2364, 8791, 11623, 17582, 23246, 26373, 29353, 34869, 35164, 46492, 52746, 58706, 69738, 88059, 105492, 117412, 139476, 176118, 352236, 1731827, 3463654, 5195481, 6927308, 10390962, 20781924]

約数ペア:

[(1, 20781924), (2, 10390962), (3, 6927308), (4, 5195481), (6, 3463654), (12, 1731827), (59, 352236), (118, 176118), (149, 139476), (177, 117412), (197, 105492), (236, 88059), (298, 69738), (354, 58706), (394, 52746), (447, 46492), (591, 35164), (596, 34869), (708, 29353), (788, 26373), (894, 23246), (1182, 17582), (1788, 11623), (2364, 8791)]