28456081918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1284467}}^1$

素因数の和:1284552

約数の個数: 32

約数和(自身を含む): 49940115840

約数和(自身を除く): 21484033922

約数列:

[1, 2, 11, 19, 22, 38, 53, 106, 209, 418, 583, 1007, 1166, 2014, 11077, 22154, 1284467, 2568934, 14129137, 24404873, 28258274, 48809746, 68076751, 136153502, 268453603, 536907206, 748844261, 1293458269, 1497688522, 2586916538, 14228040959, 28456081918]

約数ペア:

[(1, 28456081918), (2, 14228040959), (11, 2586916538), (19, 1497688522), (22, 1293458269), (38, 748844261), (53, 536907206), (106, 268453603), (209, 136153502), (418, 68076751), (583, 48809746), (1007, 28258274), (1166, 24404873), (2014, 14129137), (11077, 2568934), (22154, 1284467)]