19006729918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1\times {\mathrm{397}}^1$

素因数の和:817

約数の個数: 64

約数和(自身を含む): 31947084288

約数和(自身を除く): 12940354370

約数列:

[1, 2, 11, 22, 83, 157, 166, 167, 314, 334, 397, 794, 913, 1727, 1826, 1837, 3454, 3674, 4367, 8734, 13031, 13861, 26062, 26219, 27722, 32951, 52438, 62329, 65902, 66299, 124658, 132598, 143341, 152471, 286682, 288409, 304942, 362461, 576818, 685619, 724922, 729289, 1371238, 1458578, 2176177, 4352354, 5173307, 5502817, 10346614, 10408943, 11005634, 20817886, 23937947, 47875894, 56906377, 60530987, 113812754, 114498373, 121061974, 228996746, 863942269, 1727884538, 9503364959, 19006729918]

約数ペア:

[(1, 19006729918), (2, 9503364959), (11, 1727884538), (22, 863942269), (83, 228996746), (157, 121061974), (166, 114498373), (167, 113812754), (314, 60530987), (334, 56906377), (397, 47875894), (794, 23937947), (913, 20817886), (1727, 11005634), (1826, 10408943), (1837, 10346614), (3454, 5502817), (3674, 5173307), (4367, 4352354), (8734, 2176177), (13031, 1458578), (13861, 1371238), (26062, 729289), (26219, 724922), (27722, 685619), (32951, 576818), (52438, 362461), (62329, 304942), (65902, 288409), (66299, 286682), (124658, 152471), (132598, 143341)]