209158312

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{911}}^1\times {\mathrm{2609}}^1$

素因数の和:3537

約数の個数: 32

約数和(自身を含む): 428457600

約数和(自身を除く): 219299288

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 911, 1822, 2609, 3644, 5218, 7288, 10021, 10436, 20042, 20872, 28699, 40084, 57398, 80168, 114796, 229592, 2376799, 4753598, 9507196, 19014392, 26144789, 52289578, 104579156, 209158312]

約数ペア:

[(1, 209158312), (2, 104579156), (4, 52289578), (8, 26144789), (11, 19014392), (22, 9507196), (44, 4753598), (88, 2376799), (911, 229592), (1822, 114796), (2609, 80168), (3644, 57398), (5218, 40084), (7288, 28699), (10021, 20872), (10436, 20042)]