20383244

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 43954176

約数和(自身を除く): 23570932

約数列:

[1, 2, 4, 7, 14, 23, 28, 31, 46, 62, 92, 124, 161, 217, 322, 434, 644, 713, 868, 1021, 1426, 2042, 2852, 4084, 4991, 7147, 9982, 14294, 19964, 23483, 28588, 31651, 46966, 63302, 93932, 126604, 164381, 221557, 328762, 443114, 657524, 727973, 886228, 1455946, 2911892, 5095811, 10191622, 20383244]

約数ペア:

[(1, 20383244), (2, 10191622), (4, 5095811), (7, 2911892), (14, 1455946), (23, 886228), (28, 727973), (31, 657524), (46, 443114), (62, 328762), (92, 221557), (124, 164381), (161, 126604), (217, 93932), (322, 63302), (434, 46966), (644, 31651), (713, 28588), (868, 23483), (1021, 19964), (1426, 14294), (2042, 9982), (2852, 7147), (4084, 4991)]