20179933249

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1\times {\mathrm{9161}}^1$

素因数の和:9465

約数の個数: 32

約数和(自身を含む): 24792811776

約数和(自身を除く): 4612878527

約数列:

[1, 7, 17, 107, 119, 173, 749, 1211, 1819, 2941, 9161, 12733, 18511, 20587, 64127, 129577, 155737, 314687, 980227, 1090159, 1584853, 2202809, 6861589, 11093971, 16663859, 26942501, 116647013, 169579271, 188597507, 1187054897, 2882847607, 20179933249]

約数ペア:

[(1, 20179933249), (7, 2882847607), (17, 1187054897), (107, 188597507), (119, 169579271), (173, 116647013), (749, 26942501), (1211, 16663859), (1819, 11093971), (2941, 6861589), (9161, 2202809), (12733, 1584853), (18511, 1090159), (20587, 980227), (64127, 314687), (129577, 155737)]