219487184

素因数分解:

$2^4\times 7^1\times {\mathrm{1959707}}^1$

素因数の和:1959722

約数の個数: 20

約数和(自身を含む): 486007584

約数和(自身を除く): 266520400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1959707, 3919414, 7838828, 13717949, 15677656, 27435898, 31355312, 54871796, 109743592, 219487184]

約数ペア:

[(1, 219487184), (2, 109743592), (4, 54871796), (7, 31355312), (8, 27435898), (14, 15677656), (16, 13717949), (28, 7838828), (56, 3919414), (112, 1959707)]