19886112

素因数分解:

$2^5\times 3^2\times {\mathrm{29}}^1\times {\mathrm{2381}}^1$

素因数の和:2426

約数の個数: 72

約数和(自身を含む): 58525740

約数和(自身を除く): 38639628

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 72, 87, 96, 116, 144, 174, 232, 261, 288, 348, 464, 522, 696, 928, 1044, 1392, 2088, 2381, 2784, 4176, 4762, 7143, 8352, 9524, 14286, 19048, 21429, 28572, 38096, 42858, 57144, 69049, 76192, 85716, 114288, 138098, 171432, 207147, 228576, 276196, 342864, 414294, 552392, 621441, 685728, 828588, 1104784, 1242882, 1657176, 2209568, 2485764, 3314352, 4971528, 6628704, 9943056, 19886112]

約数ペア:

[(1, 19886112), (2, 9943056), (3, 6628704), (4, 4971528), (6, 3314352), (8, 2485764), (9, 2209568), (12, 1657176), (16, 1242882), (18, 1104784), (24, 828588), (29, 685728), (32, 621441), (36, 552392), (48, 414294), (58, 342864), (72, 276196), (87, 228576), (96, 207147), (116, 171432), (144, 138098), (174, 114288), (232, 85716), (261, 76192), (288, 69049), (348, 57144), (464, 42858), (522, 38096), (696, 28572), (928, 21429), (1044, 19048), (1392, 14286), (2088, 9524), (2381, 8352), (2784, 7143), (4176, 4762)]