20538908022

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{401}}^1\times {\mathrm{1237}}^1$

素因数の和:1813

約数の個数: 64

約数和(自身を含む): 42234776064

約数和(自身を除く): 21695868042

約数列:

[1, 2, 3, 6, 67, 103, 134, 201, 206, 309, 401, 402, 618, 802, 1203, 1237, 2406, 2474, 3711, 6901, 7422, 13802, 20703, 26867, 41303, 41406, 53734, 80601, 82606, 82879, 123909, 127411, 161202, 165758, 247818, 248637, 254822, 382233, 496037, 497274, 764466, 992074, 1488111, 2767301, 2976222, 5534602, 8301903, 8536537, 16603806, 17073074, 25609611, 33234479, 51091811, 51219222, 66468958, 99703437, 102183622, 153275433, 199406874, 306550866, 3423151337, 6846302674, 10269454011, 20538908022]

約数ペア:

[(1, 20538908022), (2, 10269454011), (3, 6846302674), (6, 3423151337), (67, 306550866), (103, 199406874), (134, 153275433), (201, 102183622), (206, 99703437), (309, 66468958), (401, 51219222), (402, 51091811), (618, 33234479), (802, 25609611), (1203, 17073074), (1237, 16603806), (2406, 8536537), (2474, 8301903), (3711, 5534602), (6901, 2976222), (7422, 2767301), (13802, 1488111), (20703, 992074), (26867, 764466), (41303, 497274), (41406, 496037), (53734, 382233), (80601, 254822), (82606, 248637), (82879, 247818), (123909, 165758), (127411, 161202)]