19882128

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1259}}^1$

素因数の和:1324

約数の個数: 80

約数和(自身を含む): 59996160

約数和(自身を除く): 40114032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 47, 48, 56, 84, 94, 112, 141, 168, 188, 282, 329, 336, 376, 564, 658, 752, 987, 1128, 1259, 1316, 1974, 2256, 2518, 2632, 3777, 3948, 5036, 5264, 7554, 7896, 8813, 10072, 15108, 15792, 17626, 20144, 26439, 30216, 35252, 52878, 59173, 60432, 70504, 105756, 118346, 141008, 177519, 211512, 236692, 355038, 414211, 423024, 473384, 710076, 828422, 946768, 1242633, 1420152, 1656844, 2485266, 2840304, 3313688, 4970532, 6627376, 9941064, 19882128]

約数ペア:

[(1, 19882128), (2, 9941064), (3, 6627376), (4, 4970532), (6, 3313688), (7, 2840304), (8, 2485266), (12, 1656844), (14, 1420152), (16, 1242633), (21, 946768), (24, 828422), (28, 710076), (42, 473384), (47, 423024), (48, 414211), (56, 355038), (84, 236692), (94, 211512), (112, 177519), (141, 141008), (168, 118346), (188, 105756), (282, 70504), (329, 60432), (336, 59173), (376, 52878), (564, 35252), (658, 30216), (752, 26439), (987, 20144), (1128, 17626), (1259, 15792), (1316, 15108), (1974, 10072), (2256, 8813), (2518, 7896), (2632, 7554), (3777, 5264), (3948, 5036)]