19927635

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1123}}^1$

素因数の和:1164

約数の個数: 48

約数和(自身を含む): 39492864

約数和(自身を除く): 19565229

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 169, 195, 273, 455, 507, 845, 1123, 1183, 1365, 2535, 3369, 3549, 5615, 5915, 7861, 14599, 16845, 17745, 23583, 39305, 43797, 72995, 102193, 117915, 189787, 218985, 306579, 510965, 569361, 948935, 1328509, 1532895, 2846805, 3985527, 6642545, 19927635]

約数ペア:

[(1, 19927635), (3, 6642545), (5, 3985527), (7, 2846805), (13, 1532895), (15, 1328509), (21, 948935), (35, 569361), (39, 510965), (65, 306579), (91, 218985), (105, 189787), (169, 117915), (195, 102193), (273, 72995), (455, 43797), (507, 39305), (845, 23583), (1123, 17745), (1183, 16845), (1365, 14599), (2535, 7861), (3369, 5915), (3549, 5615)]