9959918

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{647}}^1$

素因数の和:871

約数の個数: 16

約数和(自身を含む): 15396480

約数和(自身を除く): 5436562

約数列:

[1, 2, 43, 86, 179, 358, 647, 1294, 7697, 15394, 27821, 55642, 115813, 231626, 4979959, 9959918]

約数ペア:

[(1, 9959918), (2, 4979959), (43, 231626), (86, 115813), (179, 55642), (358, 27821), (647, 15394), (1294, 7697)]