1894847248

素因数分解:

$2^4\times 7^3\times {\mathrm{345271}}^1$

素因数の和:345300

約数の個数: 40

約数和(自身を含む): 4281372800

約数和(自身を除く): 2386525552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 345271, 690542, 1381084, 2416897, 2762168, 4833794, 5524336, 9667588, 16918279, 19335176, 33836558, 38670352, 67673116, 118427953, 135346232, 236855906, 270692464, 473711812, 947423624, 1894847248]

約数ペア:

[(1, 1894847248), (2, 947423624), (4, 473711812), (7, 270692464), (8, 236855906), (14, 135346232), (16, 118427953), (28, 67673116), (49, 38670352), (56, 33836558), (98, 19335176), (112, 16918279), (196, 9667588), (343, 5524336), (392, 4833794), (686, 2762168), (784, 2416897), (1372, 1381084), (2744, 690542), (5488, 345271)]