20553246

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{3329}}^1$

素因数の和:3358

約数の個数: 48

約数和(自身を含む): 51948000

約数和(自身を除く): 31394754

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 343, 441, 686, 882, 1029, 2058, 3087, 3329, 6174, 6658, 9987, 19974, 23303, 29961, 46606, 59922, 69909, 139818, 163121, 209727, 326242, 419454, 489363, 978726, 1141847, 1468089, 2283694, 2936178, 3425541, 6851082, 10276623, 20553246]

約数ペア:

[(1, 20553246), (2, 10276623), (3, 6851082), (6, 3425541), (7, 2936178), (9, 2283694), (14, 1468089), (18, 1141847), (21, 978726), (42, 489363), (49, 419454), (63, 326242), (98, 209727), (126, 163121), (147, 139818), (294, 69909), (343, 59922), (441, 46606), (686, 29961), (882, 23303), (1029, 19974), (2058, 9987), (3087, 6658), (3329, 6174)]