20121868802

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{235349}}^1$

素因数の和:235586

約数の個数: 32

約数和(自身を含む): 35788262400

約数和(自身を除く): 15666393598

約数列:

[1, 2, 7, 14, 31, 62, 197, 217, 394, 434, 1379, 2758, 6107, 12214, 42749, 85498, 235349, 470698, 1647443, 3294886, 7295819, 14591638, 46363753, 51070733, 92727506, 102141466, 324546271, 649092542, 1437276343, 2874552686, 10060934401, 20121868802]

約数ペア:

[(1, 20121868802), (2, 10060934401), (7, 2874552686), (14, 1437276343), (31, 649092542), (62, 324546271), (197, 102141466), (217, 92727506), (394, 51070733), (434, 46363753), (1379, 14591638), (2758, 7295819), (6107, 3294886), (12214, 1647443), (42749, 470698), (85498, 235349)]