19693552

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{42443}}^1$

素因数の和:42480

約数の個数: 20

約数和(自身を含む): 39472920

約数和(自身を除く): 19779368

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 42443, 84886, 169772, 339544, 679088, 1230847, 2461694, 4923388, 9846776, 19693552]

約数ペア:

[(1, 19693552), (2, 9846776), (4, 4923388), (8, 2461694), (16, 1230847), (29, 679088), (58, 339544), (116, 169772), (232, 84886), (464, 42443)]