2011737404

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{811}}^1$

素因数の和:1218

約数の個数: 48

約数和(自身を含む): 3754168320

約数和(自身を除く): 1742430916

約数列:

[1, 2, 4, 19, 38, 76, 127, 254, 257, 508, 514, 811, 1028, 1622, 2413, 3244, 4826, 4883, 9652, 9766, 15409, 19532, 30818, 32639, 61636, 65278, 102997, 130556, 205994, 208427, 411988, 416854, 620141, 833708, 1240282, 1956943, 2480564, 3913886, 3960113, 7827772, 7920226, 15840452, 26470229, 52940458, 105880916, 502934351, 1005868702, 2011737404]

約数ペア:

[(1, 2011737404), (2, 1005868702), (4, 502934351), (19, 105880916), (38, 52940458), (76, 26470229), (127, 15840452), (254, 7920226), (257, 7827772), (508, 3960113), (514, 3913886), (811, 2480564), (1028, 1956943), (1622, 1240282), (2413, 833708), (3244, 620141), (4826, 416854), (4883, 411988), (9652, 208427), (9766, 205994), (15409, 130556), (19532, 102997), (30818, 65278), (32639, 61636)]