20886608

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{4517}}^1$

素因数の和:4559

約数の個数: 30

約数和(自身を含む): 42997806

約数和(自身を除く): 22111198

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289, 578, 1156, 2312, 4517, 4624, 9034, 18068, 36136, 72272, 76789, 153578, 307156, 614312, 1228624, 1305413, 2610826, 5221652, 10443304, 20886608]

約数ペア:

[(1, 20886608), (2, 10443304), (4, 5221652), (8, 2610826), (16, 1305413), (17, 1228624), (34, 614312), (68, 307156), (136, 153578), (272, 76789), (289, 72272), (578, 36136), (1156, 18068), (2312, 9034), (4517, 4624)]