19225648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{92431}}^1$

素因数の和:92452

約数の個数: 20

約数和(自身を含む): 40115488

約数和(自身を除く): 20889840

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 92431, 184862, 369724, 739448, 1201603, 1478896, 2403206, 4806412, 9612824, 19225648]

約数ペア:

[(1, 19225648), (2, 9612824), (4, 4806412), (8, 2403206), (13, 1478896), (16, 1201603), (26, 739448), (52, 369724), (104, 184862), (208, 92431)]