20101381916

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{1331923}}^1$

素因数の和:1331959

約数の個数: 48

約数和(自身を含む): 44752646400

約数和(自身を除く): 24651264484

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 343, 539, 686, 1078, 1372, 2156, 3773, 7546, 15092, 1331923, 2663846, 5327692, 9323461, 14651153, 18646922, 29302306, 37293844, 58604612, 65264227, 102558071, 130528454, 205116142, 261056908, 410232284, 456849589, 717906497, 913699178, 1435812994, 1827398356, 2871625988, 5025345479, 10050690958, 20101381916]

約数ペア:

[(1, 20101381916), (2, 10050690958), (4, 5025345479), (7, 2871625988), (11, 1827398356), (14, 1435812994), (22, 913699178), (28, 717906497), (44, 456849589), (49, 410232284), (77, 261056908), (98, 205116142), (154, 130528454), (196, 102558071), (308, 65264227), (343, 58604612), (539, 37293844), (686, 29302306), (1078, 18646922), (1372, 14651153), (2156, 9323461), (3773, 5327692), (7546, 2663846), (15092, 1331923)]