20199775672

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{132893261}}^1$

素因数の和:132893286

約数の個数: 16

約数和(自身を含む): 39867978600

約数和(自身を除く): 19668202928

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 132893261, 265786522, 531573044, 1063146088, 2524971959, 5049943918, 10099887836, 20199775672]

約数ペア:

[(1, 20199775672), (2, 10099887836), (4, 5049943918), (8, 2524971959), (19, 1063146088), (38, 531573044), (76, 265786522), (152, 132893261)]