2000990012

素因数分解:

$2^2\times 7^1\times {\mathrm{3659}}^1\times {\mathrm{19531}}^1$

素因数の和:23201

約数の個数: 24

約数和(自身を含む): 4003278720

約数和(自身を除く): 2002288708

約数列:

[1, 2, 4, 7, 14, 28, 3659, 7318, 14636, 19531, 25613, 39062, 51226, 78124, 102452, 136717, 273434, 546868, 71463929, 142927858, 285855716, 500247503, 1000495006, 2000990012]

約数ペア:

[(1, 2000990012), (2, 1000495006), (4, 500247503), (7, 285855716), (14, 142927858), (28, 71463929), (3659, 546868), (7318, 273434), (14636, 136717), (19531, 102452), (25613, 78124), (39062, 51226)]