19443952

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{110477}}^1$

素因数の和:110496

約数の個数: 20

約数和(自身を含む): 41097816

約数和(自身を除く): 21653864

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 110477, 220954, 441908, 883816, 1215247, 1767632, 2430494, 4860988, 9721976, 19443952]

約数ペア:

[(1, 19443952), (2, 9721976), (4, 4860988), (8, 2430494), (11, 1767632), (16, 1215247), (22, 883816), (44, 441908), (88, 220954), (176, 110477)]