19477210

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 35925120

約数和(自身を除く): 16447910

約数列:

[1, 2, 5, 10, 107, 109, 167, 214, 218, 334, 535, 545, 835, 1070, 1090, 1670, 11663, 17869, 18203, 23326, 35738, 36406, 58315, 89345, 91015, 116630, 178690, 182030, 1947721, 3895442, 9738605, 19477210]

約数ペア:

[(1, 19477210), (2, 9738605), (5, 3895442), (10, 1947721), (107, 182030), (109, 178690), (167, 116630), (214, 91015), (218, 89345), (334, 58315), (535, 36406), (545, 35738), (835, 23326), (1070, 18203), (1090, 17869), (1670, 11663)]