18520726

素因数分解:

$2^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{4021}}^1$

素因数の和:4084

約数の個数: 24

約数和(自身を含む): 33012576

約数和(自身を除く): 14491850

約数列:

[1, 2, 7, 14, 47, 49, 94, 98, 329, 658, 2303, 4021, 4606, 8042, 28147, 56294, 188987, 197029, 377974, 394058, 1322909, 2645818, 9260363, 18520726]

約数ペア:

[(1, 18520726), (2, 9260363), (7, 2645818), (14, 1322909), (47, 394058), (49, 377974), (94, 197029), (98, 188987), (329, 56294), (658, 28147), (2303, 8042), (4021, 4606)]