19409886

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{463}}^1$

素因数の和:625

約数の個数: 48

約数和(自身を含む): 44950464

約数和(自身を除く): 25540578

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 137, 153, 274, 306, 411, 463, 822, 926, 1233, 1389, 2329, 2466, 2778, 4167, 4658, 6987, 7871, 8334, 13974, 15742, 20961, 23613, 41922, 47226, 63431, 70839, 126862, 141678, 190293, 380586, 570879, 1078327, 1141758, 2156654, 3234981, 6469962, 9704943, 19409886]

約数ペア:

[(1, 19409886), (2, 9704943), (3, 6469962), (6, 3234981), (9, 2156654), (17, 1141758), (18, 1078327), (34, 570879), (51, 380586), (102, 190293), (137, 141678), (153, 126862), (274, 70839), (306, 63431), (411, 47226), (463, 41922), (822, 23613), (926, 20961), (1233, 15742), (1389, 13974), (2329, 8334), (2466, 7871), (2778, 6987), (4167, 4658)]