20172972162

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{647}}^1\times {\mathrm{9397}}^1$

素因数の和:10135

約数の個数: 64

約数和(自身を含む): 46770462720

約数和(自身を除く): 26597490558

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 79, 158, 237, 474, 553, 647, 1106, 1294, 1659, 1941, 3318, 3882, 4529, 9058, 9397, 13587, 18794, 27174, 28191, 51113, 56382, 65779, 102226, 131558, 153339, 197337, 306678, 357791, 394674, 715582, 742363, 1073373, 1484726, 2146746, 2227089, 4454178, 5196541, 6079859, 10393082, 12159718, 15589623, 18239577, 31179246, 36479154, 42559013, 85118026, 127677039, 255354078, 480308861, 960617722, 1440926583, 2881853166, 3362162027, 6724324054, 10086486081, 20172972162]

約数ペア:

[(1, 20172972162), (2, 10086486081), (3, 6724324054), (6, 3362162027), (7, 2881853166), (14, 1440926583), (21, 960617722), (42, 480308861), (79, 255354078), (158, 127677039), (237, 85118026), (474, 42559013), (553, 36479154), (647, 31179246), (1106, 18239577), (1294, 15589623), (1659, 12159718), (1941, 10393082), (3318, 6079859), (3882, 5196541), (4529, 4454178), (9058, 2227089), (9397, 2146746), (13587, 1484726), (18794, 1073373), (27174, 742363), (28191, 715582), (51113, 394674), (56382, 357791), (65779, 306678), (102226, 197337), (131558, 153339)]