20771013068

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1\times {\mathrm{11959}}^1$

素因数の和:12366

約数の個数: 48

約数和(自身を含む): 39606927360

約数和(自身を除く): 18835914292

約数列:

[1, 2, 4, 13, 26, 52, 127, 254, 263, 508, 526, 1052, 1651, 3302, 3419, 6604, 6838, 11959, 13676, 23918, 33401, 47836, 66802, 133604, 155467, 310934, 434213, 621868, 868426, 1518793, 1736852, 3037586, 3145217, 6075172, 6290434, 12580868, 19744309, 39488618, 40887821, 78977236, 81775642, 163551284, 399442559, 798885118, 1597770236, 5192753267, 10385506534, 20771013068]

約数ペア:

[(1, 20771013068), (2, 10385506534), (4, 5192753267), (13, 1597770236), (26, 798885118), (52, 399442559), (127, 163551284), (254, 81775642), (263, 78977236), (508, 40887821), (526, 39488618), (1052, 19744309), (1651, 12580868), (3302, 6290434), (3419, 6075172), (6604, 3145217), (6838, 3037586), (11959, 1736852), (13676, 1518793), (23918, 868426), (33401, 621868), (47836, 434213), (66802, 310934), (133604, 155467)]