2019903556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{12791}}^1$

素因数の和:12940

約数の個数: 48

約数和(自身を含む): 4001542272

約数和(自身を除く): 1981638716

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 97, 148, 194, 388, 407, 814, 1067, 1628, 2134, 3589, 4268, 7178, 12791, 14356, 25582, 39479, 51164, 78958, 140701, 157916, 281402, 473267, 562804, 946534, 1240727, 1893068, 2481454, 4962908, 5205937, 10411874, 13647997, 20823748, 27295994, 45906899, 54591988, 91813798, 183627596, 504975889, 1009951778, 2019903556]

約数ペア:

[(1, 2019903556), (2, 1009951778), (4, 504975889), (11, 183627596), (22, 91813798), (37, 54591988), (44, 45906899), (74, 27295994), (97, 20823748), (148, 13647997), (194, 10411874), (388, 5205937), (407, 4962908), (814, 2481454), (1067, 1893068), (1628, 1240727), (2134, 946534), (3589, 562804), (4268, 473267), (7178, 281402), (12791, 157916), (14356, 140701), (25582, 78958), (39479, 51164)]