20340197206576

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{506680879}}^1$

素因数の和:506681093

約数の個数: 40

約数和(自身を含む): 42660503372480

約数和(自身を除く): 22320306165904

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 193, 208, 386, 772, 1544, 2509, 3088, 5018, 10036, 20072, 40144, 506680879, 1013361758, 2026723516, 4053447032, 6586851427, 8106894064, 13173702854, 26347405708, 52694811416, 97789409647, 105389622832, 195578819294, 391157638588, 782315277176, 1271262325411, 1564630554352, 2542524650822, 5085049301644, 10170098603288, 20340197206576]

約数ペア:

[(1, 20340197206576), (2, 10170098603288), (4, 5085049301644), (8, 2542524650822), (13, 1564630554352), (16, 1271262325411), (26, 782315277176), (52, 391157638588), (104, 195578819294), (193, 105389622832), (208, 97789409647), (386, 52694811416), (772, 26347405708), (1544, 13173702854), (2509, 8106894064), (3088, 6586851427), (5018, 4053447032), (10036, 2026723516), (20072, 1013361758), (40144, 506680879)]