19425231

素因数分解:

$3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1301}}^1$

素因数の和:1396

約数の個数: 32

約数和(自身を含む): 33331200

約数和(自身を除く): 13905969

約数列:

[1, 3, 7, 9, 21, 27, 63, 79, 189, 237, 553, 711, 1301, 1659, 2133, 3903, 4977, 9107, 11709, 14931, 27321, 35127, 81963, 102779, 245889, 308337, 719453, 925011, 2158359, 2775033, 6475077, 19425231]

約数ペア:

[(1, 19425231), (3, 6475077), (7, 2775033), (9, 2158359), (21, 925011), (27, 719453), (63, 308337), (79, 245889), (189, 102779), (237, 81963), (553, 35127), (711, 27321), (1301, 14931), (1659, 11709), (2133, 9107), (3903, 4977)]