19359965

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:197

約数の個数: 32

約数和(自身を含む): 25574400

約数和(自身を除く): 6214435

約数列:

[1, 5, 29, 31, 59, 73, 145, 155, 295, 365, 899, 1711, 1829, 2117, 2263, 4307, 4495, 8555, 9145, 10585, 11315, 21535, 53041, 65627, 124903, 133517, 265205, 328135, 624515, 667585, 3871993, 19359965]

約数ペア:

[(1, 19359965), (5, 3871993), (29, 667585), (31, 624515), (59, 328135), (73, 265205), (145, 133517), (155, 124903), (295, 65627), (365, 53041), (899, 21535), (1711, 11315), (1829, 10585), (2117, 9145), (2263, 8555), (4307, 4495)]