19092921

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 28885248

約数和(自身を除く): 9792327

約数列:

[1, 3, 17, 23, 41, 51, 69, 123, 391, 397, 697, 943, 1173, 1191, 2091, 2829, 6749, 9131, 16031, 16277, 20247, 27393, 48093, 48831, 155227, 276709, 374371, 465681, 830127, 1123113, 6364307, 19092921]

約数ペア:

[(1, 19092921), (3, 6364307), (17, 1123113), (23, 830127), (41, 465681), (51, 374371), (69, 276709), (123, 155227), (391, 48831), (397, 48093), (697, 27393), (943, 20247), (1173, 16277), (1191, 16031), (2091, 9131), (2829, 6749)]