20006012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20249}}^1$

素因数の和:20285

約数の個数: 24

約数和(自身を含む): 39690000

約数和(自身を除く): 19683988

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 20249, 40498, 80996, 263237, 384731, 526474, 769462, 1052948, 1538924, 5001503, 10003006, 20006012]

約数ペア:

[(1, 20006012), (2, 10003006), (4, 5001503), (13, 1538924), (19, 1052948), (26, 769462), (38, 526474), (52, 384731), (76, 263237), (247, 80996), (494, 40498), (988, 20249)]