19454552

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{661}}^1$

素因数の和:963

約数の個数: 32

約数和(自身を含む): 39481680

約数和(自身を除く): 20027128

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 283, 566, 661, 1132, 1322, 2264, 2644, 3679, 5288, 7358, 8593, 14716, 17186, 29432, 34372, 68744, 187063, 374126, 748252, 1496504, 2431819, 4863638, 9727276, 19454552]

約数ペア:

[(1, 19454552), (2, 9727276), (4, 4863638), (8, 2431819), (13, 1496504), (26, 748252), (52, 374126), (104, 187063), (283, 68744), (566, 34372), (661, 29432), (1132, 17186), (1322, 14716), (2264, 8593), (2644, 7358), (3679, 5288)]