19784116

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{7621}}^1$

素因数の和:7695

約数の個数: 24

約数和(自身を含む): 38414880

約数和(自身を除く): 18630764

約数列:

[1, 2, 4, 11, 22, 44, 59, 118, 236, 649, 1298, 2596, 7621, 15242, 30484, 83831, 167662, 335324, 449639, 899278, 1798556, 4946029, 9892058, 19784116]

約数ペア:

[(1, 19784116), (2, 9892058), (4, 4946029), (11, 1798556), (22, 899278), (44, 449639), (59, 335324), (118, 167662), (236, 83831), (649, 30484), (1298, 15242), (2596, 7621)]