19287301

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:552

約数の個数: 16

約数和(自身を含む): 21915648

約数和(自身を除く): 2628347

約数列:

[1, 11, 31, 163, 341, 347, 1793, 3817, 5053, 10757, 55583, 56561, 118327, 622171, 1753391, 19287301]

約数ペア:

[(1, 19287301), (11, 1753391), (31, 622171), (163, 118327), (341, 56561), (347, 55583), (1793, 10757), (3817, 5053)]