19994096056

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{691}}^1\times {\mathrm{5573}}^1$

素因数の和:6340

約数の個数: 64

約数和(自身を含む): 41657846400

約数和(自身を除く): 21663750344

約数列:

[1, 2, 4, 8, 11, 22, 44, 59, 88, 118, 236, 472, 649, 691, 1298, 1382, 2596, 2764, 5192, 5528, 5573, 7601, 11146, 15202, 22292, 30404, 40769, 44584, 60808, 61303, 81538, 122606, 163076, 245212, 326152, 328807, 448459, 490424, 657614, 896918, 1315228, 1793836, 2630456, 3587672, 3616877, 3850943, 7233754, 7701886, 14467508, 15403772, 28935016, 30807544, 42360373, 84720746, 169441492, 227205637, 338882984, 454411274, 908822548, 1817645096, 2499262007, 4998524014, 9997048028, 19994096056]

約数ペア:

[(1, 19994096056), (2, 9997048028), (4, 4998524014), (8, 2499262007), (11, 1817645096), (22, 908822548), (44, 454411274), (59, 338882984), (88, 227205637), (118, 169441492), (236, 84720746), (472, 42360373), (649, 30807544), (691, 28935016), (1298, 15403772), (1382, 14467508), (2596, 7701886), (2764, 7233754), (5192, 3850943), (5528, 3616877), (5573, 3587672), (7601, 2630456), (11146, 1793836), (15202, 1315228), (22292, 896918), (30404, 657614), (40769, 490424), (44584, 448459), (60808, 328807), (61303, 326152), (81538, 245212), (122606, 163076)]