19402522

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{971}}^1$

素因数の和:1173

約数の個数: 16

約数和(自身を含む): 29719872

約数和(自身を除く): 10317350

約数列:

[1, 2, 97, 103, 194, 206, 971, 1942, 9991, 19982, 94187, 100013, 188374, 200026, 9701261, 19402522]

約数ペア:

[(1, 19402522), (2, 9701261), (97, 200026), (103, 188374), (194, 100013), (206, 94187), (971, 19982), (1942, 9991)]