18911592

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:415

約数の個数: 96

約数和(自身を含む): 59155200

約数和(自身を除く): 40243608

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 157, 168, 239, 252, 314, 471, 478, 504, 628, 717, 942, 956, 1099, 1256, 1413, 1434, 1673, 1884, 1912, 2151, 2198, 2826, 2868, 3297, 3346, 3768, 4302, 4396, 5019, 5652, 5736, 6594, 6692, 8604, 8792, 9891, 10038, 11304, 13188, 13384, 15057, 17208, 19782, 20076, 26376, 30114, 37523, 39564, 40152, 60228, 75046, 79128, 112569, 120456, 150092, 225138, 262661, 300184, 337707, 450276, 525322, 675414, 787983, 900552, 1050644, 1350828, 1575966, 2101288, 2363949, 2701656, 3151932, 4727898, 6303864, 9455796, 18911592]

約数ペア:

[(1, 18911592), (2, 9455796), (3, 6303864), (4, 4727898), (6, 3151932), (7, 2701656), (8, 2363949), (9, 2101288), (12, 1575966), (14, 1350828), (18, 1050644), (21, 900552), (24, 787983), (28, 675414), (36, 525322), (42, 450276), (56, 337707), (63, 300184), (72, 262661), (84, 225138), (126, 150092), (157, 120456), (168, 112569), (239, 79128), (252, 75046), (314, 60228), (471, 40152), (478, 39564), (504, 37523), (628, 30114), (717, 26376), (942, 20076), (956, 19782), (1099, 17208), (1256, 15057), (1413, 13384), (1434, 13188), (1673, 11304), (1884, 10038), (1912, 9891), (2151, 8792), (2198, 8604), (2826, 6692), (2868, 6594), (3297, 5736), (3346, 5652), (3768, 5019), (4302, 4396)]