18667184

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{40231}}^1$

素因数の和:40268

約数の個数: 20

約数和(自身を含む): 37415760

約数和(自身を除く): 18748576

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 40231, 80462, 160924, 321848, 643696, 1166699, 2333398, 4666796, 9333592, 18667184]

約数ペア:

[(1, 18667184), (2, 9333592), (4, 4666796), (8, 2333398), (16, 1166699), (29, 643696), (58, 321848), (116, 160924), (232, 80462), (464, 40231)]