19995572

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{193}}^1\times {\mathrm{439}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 35851200

約数和(自身を除く): 15855628

約数列:

[1, 2, 4, 59, 118, 193, 236, 386, 439, 772, 878, 1756, 11387, 22774, 25901, 45548, 51802, 84727, 103604, 169454, 338908, 4998893, 9997786, 19995572]

約数ペア:

[(1, 19995572), (2, 9997786), (4, 4998893), (59, 338908), (118, 169454), (193, 103604), (236, 84727), (386, 51802), (439, 45548), (772, 25901), (878, 22774), (1756, 11387)]