20161064

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1423}}^1$

素因数の和:1470

約数の個数: 64

約数和(自身を含む): 49213440

約数和(自身を除く): 29052376

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 77, 88, 92, 154, 161, 184, 253, 308, 322, 506, 616, 644, 1012, 1288, 1423, 1771, 2024, 2846, 3542, 5692, 7084, 9961, 11384, 14168, 15653, 19922, 31306, 32729, 39844, 62612, 65458, 79688, 109571, 125224, 130916, 219142, 229103, 261832, 360019, 438284, 458206, 720038, 876568, 916412, 1440076, 1832824, 2520133, 2880152, 5040266, 10080532, 20161064]

約数ペア:

[(1, 20161064), (2, 10080532), (4, 5040266), (7, 2880152), (8, 2520133), (11, 1832824), (14, 1440076), (22, 916412), (23, 876568), (28, 720038), (44, 458206), (46, 438284), (56, 360019), (77, 261832), (88, 229103), (92, 219142), (154, 130916), (161, 125224), (184, 109571), (253, 79688), (308, 65458), (322, 62612), (506, 39844), (616, 32729), (644, 31306), (1012, 19922), (1288, 15653), (1423, 14168), (1771, 11384), (2024, 9961), (2846, 7084), (3542, 5692)]