2154804547888

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{331697}}^1$

素因数の和:331994

約数の個数: 80

約数和(自身を含む): 4422356951040

約数和(自身を除く): 2267552403152

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 127, 139, 184, 254, 278, 368, 508, 556, 1016, 1112, 2032, 2224, 2921, 3197, 5842, 6394, 11684, 12788, 17653, 23368, 25576, 35306, 46736, 51152, 70612, 141224, 282448, 331697, 406019, 663394, 812038, 1326788, 1624076, 2653576, 3248152, 5307152, 6496304, 7629031, 15258062, 30516124, 42125519, 46105883, 61032248, 84251038, 92211766, 122064496, 168502076, 184423532, 337004152, 368847064, 674008304, 737694128, 968886937, 1060435309, 1937773874, 2120870618, 3875547748, 4241741236, 5855447141, 7751095496, 8483482472, 11710894282, 15502190992, 16966964944, 23421788564, 46843577128, 93687154256, 134675284243, 269350568486, 538701136972, 1077402273944, 2154804547888]

約数ペア:

[(1, 2154804547888), (2, 1077402273944), (4, 538701136972), (8, 269350568486), (16, 134675284243), (23, 93687154256), (46, 46843577128), (92, 23421788564), (127, 16966964944), (139, 15502190992), (184, 11710894282), (254, 8483482472), (278, 7751095496), (368, 5855447141), (508, 4241741236), (556, 3875547748), (1016, 2120870618), (1112, 1937773874), (2032, 1060435309), (2224, 968886937), (2921, 737694128), (3197, 674008304), (5842, 368847064), (6394, 337004152), (11684, 184423532), (12788, 168502076), (17653, 122064496), (23368, 92211766), (25576, 84251038), (35306, 61032248), (46736, 46105883), (51152, 42125519), (70612, 30516124), (141224, 15258062), (282448, 7629031), (331697, 6496304), (406019, 5307152), (663394, 3248152), (812038, 2653576), (1326788, 1624076)]