20687634

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{641}}^1$

素因数の和:823

約数の個数: 48

約数和(自身を含む): 49274784

約数和(自身を除く): 28587150

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 163, 198, 326, 489, 641, 978, 1282, 1467, 1793, 1923, 2934, 3586, 3846, 5379, 5769, 7051, 10758, 11538, 14102, 16137, 21153, 32274, 42306, 63459, 104483, 126918, 208966, 313449, 626898, 940347, 1149313, 1880694, 2298626, 3447939, 6895878, 10343817, 20687634]

約数ペア:

[(1, 20687634), (2, 10343817), (3, 6895878), (6, 3447939), (9, 2298626), (11, 1880694), (18, 1149313), (22, 940347), (33, 626898), (66, 313449), (99, 208966), (163, 126918), (198, 104483), (326, 63459), (489, 42306), (641, 32274), (978, 21153), (1282, 16137), (1467, 14102), (1793, 11538), (1923, 10758), (2934, 7051), (3586, 5769), (3846, 5379)]