19417648

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{17093}}^1$

素因数の和:17172

約数の個数: 20

約数和(自身を含む): 38153808

約数和(自身を除く): 18736160

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 17093, 34186, 68372, 136744, 273488, 1213603, 2427206, 4854412, 9708824, 19417648]

約数ペア:

[(1, 19417648), (2, 9708824), (4, 4854412), (8, 2427206), (16, 1213603), (71, 273488), (142, 136744), (284, 68372), (568, 34186), (1136, 17093)]