20106890748

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{547}}^1\times {\mathrm{733}}^1$

素因数の和:1496

約数の個数: 144

約数和(自身を含む): 58564979200

約数和(自身を除く): 38458088452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 199, 252, 398, 547, 597, 733, 796, 1094, 1194, 1393, 1466, 1641, 1791, 2188, 2199, 2388, 2786, 2932, 3282, 3582, 3829, 4179, 4398, 4923, 5131, 5572, 6564, 6597, 7164, 7658, 8358, 8796, 9846, 10262, 11487, 12537, 13194, 15316, 15393, 16716, 19692, 20524, 22974, 25074, 26388, 30786, 34461, 45948, 46179, 50148, 61572, 68922, 92358, 108853, 137844, 145867, 184716, 217706, 291734, 326559, 400951, 435412, 437601, 583468, 653118, 761971, 801902, 875202, 979677, 1021069, 1202853, 1306236, 1312803, 1523942, 1603804, 1750404, 1959354, 2042138, 2285913, 2405706, 2625606, 2806657, 3047884, 3063207, 3608559, 3918708, 4084276, 4571826, 4811412, 5251212, 5613314, 6126414, 6857739, 7217118, 8419971, 9143652, 9189621, 11226628, 12252828, 13715478, 14434236, 16839942, 18379242, 25259913, 27430956, 33679884, 36758484, 50519826, 79789249, 101039652, 159578498, 239367747, 319156996, 478735494, 558524743, 718103241, 957470988, 1117049486, 1436206482, 1675574229, 2234098972, 2872412964, 3351148458, 5026722687, 6702296916, 10053445374, 20106890748]

約数ペア:

[(1, 20106890748), (2, 10053445374), (3, 6702296916), (4, 5026722687), (6, 3351148458), (7, 2872412964), (9, 2234098972), (12, 1675574229), (14, 1436206482), (18, 1117049486), (21, 957470988), (28, 718103241), (36, 558524743), (42, 478735494), (63, 319156996), (84, 239367747), (126, 159578498), (199, 101039652), (252, 79789249), (398, 50519826), (547, 36758484), (597, 33679884), (733, 27430956), (796, 25259913), (1094, 18379242), (1194, 16839942), (1393, 14434236), (1466, 13715478), (1641, 12252828), (1791, 11226628), (2188, 9189621), (2199, 9143652), (2388, 8419971), (2786, 7217118), (2932, 6857739), (3282, 6126414), (3582, 5613314), (3829, 5251212), (4179, 4811412), (4398, 4571826), (4923, 4084276), (5131, 3918708), (5572, 3608559), (6564, 3063207), (6597, 3047884), (7164, 2806657), (7658, 2625606), (8358, 2405706), (8796, 2285913), (9846, 2042138), (10262, 1959354), (11487, 1750404), (12537, 1603804), (13194, 1523942), (15316, 1312803), (15393, 1306236), (16716, 1202853), (19692, 1021069), (20524, 979677), (22974, 875202), (25074, 801902), (26388, 761971), (30786, 653118), (34461, 583468), (45948, 437601), (46179, 435412), (50148, 400951), (61572, 326559), (68922, 291734), (92358, 217706), (108853, 184716), (137844, 145867)]