19103337

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 31173120

約数和(自身を除く): 12069783

約数列:

[1, 3, 9, 11, 27, 33, 99, 131, 297, 393, 491, 1179, 1441, 1473, 3537, 4323, 4419, 5401, 12969, 13257, 16203, 38907, 48609, 64321, 145827, 192963, 578889, 707531, 1736667, 2122593, 6367779, 19103337]

約数ペア:

[(1, 19103337), (3, 6367779), (9, 2122593), (11, 1736667), (27, 707531), (33, 578889), (99, 192963), (131, 145827), (297, 64321), (393, 48609), (491, 38907), (1179, 16203), (1441, 13257), (1473, 12969), (3537, 5401), (4323, 4419)]