19005759

素因数分解:

$3^6\times {\mathrm{29}}^2\times {\mathrm{31}}^1$

素因数の和:107

約数の個数: 42

約数和(自身を含む): 30464096

約数和(自身を除く): 11458337

約数列:

[1, 3, 9, 27, 29, 31, 81, 87, 93, 243, 261, 279, 729, 783, 837, 841, 899, 2349, 2511, 2523, 2697, 7047, 7533, 7569, 8091, 21141, 22599, 22707, 24273, 26071, 68121, 72819, 78213, 204363, 218457, 234639, 613089, 655371, 703917, 2111751, 6335253, 19005759]

約数ペア:

[(1, 19005759), (3, 6335253), (9, 2111751), (27, 703917), (29, 655371), (31, 613089), (81, 234639), (87, 218457), (93, 204363), (243, 78213), (261, 72819), (279, 68121), (729, 26071), (783, 24273), (837, 22707), (841, 22599), (899, 21141), (2349, 8091), (2511, 7569), (2523, 7533), (2697, 7047)]