19531744

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{14887}}^1$

素因数の和:14938

約数の個数: 24

約数和(自身を含む): 39393648

約数和(自身を除く): 19861904

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 14887, 29774, 59548, 119096, 238192, 476384, 610367, 1220734, 2441468, 4882936, 9765872, 19531744]

約数ペア:

[(1, 19531744), (2, 9765872), (4, 4882936), (8, 2441468), (16, 1220734), (32, 610367), (41, 476384), (82, 238192), (164, 119096), (328, 59548), (656, 29774), (1312, 14887)]