19770478

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4723}}^1$

素因数の和:4768

約数の個数: 32

約数和(自身を含む): 38094336

約数和(自身を除く): 18323858

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 182, 299, 322, 598, 2093, 4186, 4723, 9446, 33061, 61399, 66122, 108629, 122798, 217258, 429793, 760403, 859586, 1412177, 1520806, 2824354, 9885239, 19770478]

約数ペア:

[(1, 19770478), (2, 9885239), (7, 2824354), (13, 1520806), (14, 1412177), (23, 859586), (26, 760403), (46, 429793), (91, 217258), (161, 122798), (182, 108629), (299, 66122), (322, 61399), (598, 33061), (2093, 9446), (4186, 4723)]