2008227328

素因数分解:

$2^9\times {\mathrm{89}}^1\times {\mathrm{44071}}^1$

素因数の和:44178

約数の個数: 40

約数和(自身を含む): 4057709040

約数和(自身を除く): 2049481712

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 256, 356, 512, 712, 1424, 2848, 5696, 11392, 22784, 44071, 45568, 88142, 176284, 352568, 705136, 1410272, 2820544, 3922319, 5641088, 7844638, 11282176, 15689276, 22564352, 31378552, 62757104, 125514208, 251028416, 502056832, 1004113664, 2008227328]

約数ペア:

[(1, 2008227328), (2, 1004113664), (4, 502056832), (8, 251028416), (16, 125514208), (32, 62757104), (64, 31378552), (89, 22564352), (128, 15689276), (178, 11282176), (256, 7844638), (356, 5641088), (512, 3922319), (712, 2820544), (1424, 1410272), (2848, 705136), (5696, 352568), (11392, 176284), (22784, 88142), (44071, 45568)]