20802573788

素因数分解:

$2^2\times {\mathrm{37}}^2\times {\mathrm{571}}^1\times {\mathrm{6653}}^1$

素因数の和:7302

約数の個数: 36

約数和(自身を含む): 37486160712

約数和(自身を除く): 16683586924

約数列:

[1, 2, 4, 37, 74, 148, 571, 1142, 1369, 2284, 2738, 5476, 6653, 13306, 21127, 26612, 42254, 84508, 246161, 492322, 781699, 984644, 1563398, 3126796, 3798863, 7597726, 9107957, 15195452, 18215914, 36431828, 140557931, 281115862, 562231724, 5200643447, 10401286894, 20802573788]

約数ペア:

[(1, 20802573788), (2, 10401286894), (4, 5200643447), (37, 562231724), (74, 281115862), (148, 140557931), (571, 36431828), (1142, 18215914), (1369, 15195452), (2284, 9107957), (2738, 7597726), (5476, 3798863), (6653, 3126796), (13306, 1563398), (21127, 984644), (26612, 781699), (42254, 492322), (84508, 246161)]