20177962

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2447}}^1$

素因数の和:2506

約数の個数: 32

約数和(自身を含む): 37601280

約数和(自身を除く): 17423318

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 133, 217, 266, 434, 589, 1178, 2447, 4123, 4894, 8246, 17129, 34258, 46493, 75857, 92986, 151714, 325451, 530999, 650902, 1061998, 1441283, 2882566, 10088981, 20177962]

約数ペア:

[(1, 20177962), (2, 10088981), (7, 2882566), (14, 1441283), (19, 1061998), (31, 650902), (38, 530999), (62, 325451), (133, 151714), (217, 92986), (266, 75857), (434, 46493), (589, 34258), (1178, 17129), (2447, 8246), (4123, 4894)]