20166868204

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{547}}^1\times {\mathrm{1873}}^1$

素因数の和:2487

約数の個数: 96

約数和(自身を含む): 43707077120

約数和(自身を除く): 23540208916

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 74, 76, 133, 148, 259, 266, 518, 532, 547, 703, 1036, 1094, 1406, 1873, 2188, 2812, 3746, 3829, 4921, 7492, 7658, 9842, 10393, 13111, 15316, 19684, 20239, 20786, 26222, 35587, 40478, 41572, 52444, 69301, 71174, 72751, 80956, 138602, 141673, 142348, 145502, 249109, 277204, 283346, 291004, 384541, 485107, 498218, 566692, 769082, 970214, 996436, 1024531, 1316719, 1538164, 1940428, 2049062, 2633438, 2691787, 4098124, 5266876, 5383574, 7171717, 9217033, 10767148, 14343434, 18434066, 19466089, 28686868, 36868132, 37907647, 38932178, 75815294, 77864356, 136262623, 151630588, 265353529, 272525246, 530707058, 545050492, 720245293, 1061414116, 1440490586, 2880981172, 5041717051, 10083434102, 20166868204]

約数ペア:

[(1, 20166868204), (2, 10083434102), (4, 5041717051), (7, 2880981172), (14, 1440490586), (19, 1061414116), (28, 720245293), (37, 545050492), (38, 530707058), (74, 272525246), (76, 265353529), (133, 151630588), (148, 136262623), (259, 77864356), (266, 75815294), (518, 38932178), (532, 37907647), (547, 36868132), (703, 28686868), (1036, 19466089), (1094, 18434066), (1406, 14343434), (1873, 10767148), (2188, 9217033), (2812, 7171717), (3746, 5383574), (3829, 5266876), (4921, 4098124), (7492, 2691787), (7658, 2633438), (9842, 2049062), (10393, 1940428), (13111, 1538164), (15316, 1316719), (19684, 1024531), (20239, 996436), (20786, 970214), (26222, 769082), (35587, 566692), (40478, 498218), (41572, 485107), (52444, 384541), (69301, 291004), (71174, 283346), (72751, 277204), (80956, 249109), (138602, 145502), (141673, 142348)]