20171282716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1\times {\mathrm{1567}}^1$

素因数の和:1883

約数の個数: 96

約数和(自身を含む): 40714813440

約数和(自身を除く): 20543530724

約数列:

[1, 2, 4, 13, 23, 26, 46, 47, 52, 92, 94, 188, 229, 299, 458, 598, 611, 916, 1081, 1196, 1222, 1567, 2162, 2444, 2977, 3134, 4324, 5267, 5954, 6268, 10534, 10763, 11908, 14053, 20371, 21068, 21526, 28106, 36041, 40742, 43052, 56212, 68471, 72082, 73649, 81484, 136942, 139919, 144164, 147298, 247549, 273884, 279838, 294596, 358843, 468533, 495098, 559676, 717686, 937066, 957437, 990196, 1435372, 1693927, 1874132, 1914874, 3218137, 3387854, 3829748, 4664959, 6436274, 6775708, 8253389, 9329918, 12872548, 16506778, 16865621, 18659836, 22021051, 33013556, 33731242, 44042102, 67462484, 88084204, 107294057, 214588114, 219253073, 387909283, 429176228, 438506146, 775818566, 877012292, 1551637132, 5042820679, 10085641358, 20171282716]

約数ペア:

[(1, 20171282716), (2, 10085641358), (4, 5042820679), (13, 1551637132), (23, 877012292), (26, 775818566), (46, 438506146), (47, 429176228), (52, 387909283), (92, 219253073), (94, 214588114), (188, 107294057), (229, 88084204), (299, 67462484), (458, 44042102), (598, 33731242), (611, 33013556), (916, 22021051), (1081, 18659836), (1196, 16865621), (1222, 16506778), (1567, 12872548), (2162, 9329918), (2444, 8253389), (2977, 6775708), (3134, 6436274), (4324, 4664959), (5267, 3829748), (5954, 3387854), (6268, 3218137), (10534, 1914874), (10763, 1874132), (11908, 1693927), (14053, 1435372), (20371, 990196), (21068, 957437), (21526, 937066), (28106, 717686), (36041, 559676), (40742, 495098), (43052, 468533), (56212, 358843), (68471, 294596), (72082, 279838), (73649, 273884), (81484, 247549), (136942, 147298), (139919, 144164)]