20163873788

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1\times {\mathrm{3673}}^1$

素因数の和:4038

約数の個数: 48

約数和(自身を含む): 36354964800

約数和(自身を除く): 16191091012

約数列:

[1, 2, 4, 61, 122, 149, 151, 244, 298, 302, 596, 604, 3673, 7346, 9089, 9211, 14692, 18178, 18422, 22499, 36356, 36844, 44998, 89996, 224053, 448106, 547277, 554623, 896212, 1094554, 1109246, 1372439, 2189108, 2218492, 2744878, 5489756, 33383897, 33832003, 66767794, 67664006, 82638827, 133535588, 135328012, 165277654, 330555308, 5040968447, 10081936894, 20163873788]

約数ペア:

[(1, 20163873788), (2, 10081936894), (4, 5040968447), (61, 330555308), (122, 165277654), (149, 135328012), (151, 133535588), (244, 82638827), (298, 67664006), (302, 66767794), (596, 33832003), (604, 33383897), (3673, 5489756), (7346, 2744878), (9089, 2218492), (9211, 2189108), (14692, 1372439), (18178, 1109246), (18422, 1094554), (22499, 896212), (36356, 554623), (36844, 547277), (44998, 448106), (89996, 224053)]