15991756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5119}}^1$

素因数の和:5205

約数の個数: 24

約数和(自身を含む): 30965760

約数和(自身を除く): 14974004

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 5119, 10238, 20476, 56309, 112618, 225236, 363449, 726898, 1453796, 3997939, 7995878, 15991756]

約数ペア:

[(1, 15991756), (2, 7995878), (4, 3997939), (11, 1453796), (22, 726898), (44, 363449), (71, 225236), (142, 112618), (284, 56309), (781, 20476), (1562, 10238), (3124, 5119)]