19744724

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4259}}^1$

素因数の和:4343

約数の個数: 24

約数和(自身を含む): 36976800

約数和(自身を除く): 17232076

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 4259, 4636, 8518, 17036, 80921, 161842, 259799, 323684, 519598, 1039196, 4936181, 9872362, 19744724]

約数ペア:

[(1, 19744724), (2, 9872362), (4, 4936181), (19, 1039196), (38, 519598), (61, 323684), (76, 259799), (122, 161842), (244, 80921), (1159, 17036), (2318, 8518), (4259, 4636)]