20199390736

素因数分解:

$2^4\times 7^3\times {\mathrm{3680647}}^1$

素因数の和:3680676

約数の個数: 40

約数和(自身を含む): 45640035200

約数和(自身を除く): 25440644464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 3680647, 7361294, 14722588, 25764529, 29445176, 51529058, 58890352, 103058116, 180351703, 206116232, 360703406, 412232464, 721406812, 1262461921, 1442813624, 2524923842, 2885627248, 5049847684, 10099695368, 20199390736]

約数ペア:

[(1, 20199390736), (2, 10099695368), (4, 5049847684), (7, 2885627248), (8, 2524923842), (14, 1442813624), (16, 1262461921), (28, 721406812), (49, 412232464), (56, 360703406), (98, 206116232), (112, 180351703), (196, 103058116), (343, 58890352), (392, 51529058), (686, 29445176), (784, 25764529), (1372, 14722588), (2744, 7361294), (5488, 3680647)]