17843926

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:268

約数の個数: 32

約数和(自身を含む): 29352960

約数和(自身を除く): 11509034

約数列:

[1, 2, 19, 38, 47, 94, 97, 103, 194, 206, 893, 1786, 1843, 1957, 3686, 3914, 4559, 4841, 9118, 9682, 9991, 19982, 86621, 91979, 173242, 183958, 189829, 379658, 469577, 939154, 8921963, 17843926]

約数ペア:

[(1, 17843926), (2, 8921963), (19, 939154), (38, 469577), (47, 379658), (94, 189829), (97, 183958), (103, 173242), (194, 91979), (206, 86621), (893, 19982), (1786, 9991), (1843, 9682), (1957, 9118), (3686, 4841), (3914, 4559)]