20572442

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{373}}^1$

素因数の和:518

約数の個数: 32

約数和(自身を含む): 35544960

約数和(自身を除く): 14972518

約数列:

[1, 2, 11, 22, 23, 46, 109, 218, 253, 373, 506, 746, 1199, 2398, 2507, 4103, 5014, 8206, 8579, 17158, 27577, 40657, 55154, 81314, 94369, 188738, 447227, 894454, 935111, 1870222, 10286221, 20572442]

約数ペア:

[(1, 20572442), (2, 10286221), (11, 1870222), (22, 935111), (23, 894454), (46, 447227), (109, 188738), (218, 94369), (253, 81314), (373, 55154), (506, 40657), (746, 27577), (1199, 17158), (2398, 8579), (2507, 8206), (4103, 5014)]