20041216

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{3011}}^1$

素因数の和:3042

約数の個数: 40

約数和(自身を含む): 43137864

約数和(自身を除く): 23096648

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3011, 3328, 6022, 6656, 12044, 24088, 39143, 48176, 78286, 96352, 156572, 192704, 313144, 385408, 626288, 770816, 1252576, 1541632, 2505152, 5010304, 10020608, 20041216]

約数ペア:

[(1, 20041216), (2, 10020608), (4, 5010304), (8, 2505152), (13, 1541632), (16, 1252576), (26, 770816), (32, 626288), (52, 385408), (64, 313144), (104, 192704), (128, 156572), (208, 96352), (256, 78286), (416, 48176), (512, 39143), (832, 24088), (1664, 12044), (3011, 6656), (3328, 6022)]