20165310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20369}}^1$

素因数の和:20393

約数の個数: 48

約数和(自身を含む): 57198960

約数和(自身を除く): 37033650

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 20369, 40738, 61107, 101845, 122214, 183321, 203690, 224059, 305535, 366642, 448118, 611070, 672177, 916605, 1120295, 1344354, 1833210, 2016531, 2240590, 3360885, 4033062, 6721770, 10082655, 20165310]

約数ペア:

[(1, 20165310), (2, 10082655), (3, 6721770), (5, 4033062), (6, 3360885), (9, 2240590), (10, 2016531), (11, 1833210), (15, 1344354), (18, 1120295), (22, 916605), (30, 672177), (33, 611070), (45, 448118), (55, 366642), (66, 305535), (90, 224059), (99, 203690), (110, 183321), (165, 122214), (198, 101845), (330, 61107), (495, 40738), (990, 20369)]