20227820968

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1\times {\mathrm{1549}}^1$

素因数の和:2030

約数の個数: 64

約数和(自身を含む): 39365226000

約数和(自身を除く): 19137405032

約数列:

[1, 2, 4, 8, 37, 74, 148, 157, 281, 296, 314, 562, 628, 1124, 1256, 1549, 2248, 3098, 5809, 6196, 10397, 11618, 12392, 20794, 23236, 41588, 44117, 46472, 57313, 83176, 88234, 114626, 176468, 229252, 243193, 352936, 435269, 458504, 486386, 870538, 972772, 1632329, 1741076, 1945544, 3264658, 3482152, 6529316, 8998141, 13058632, 16104953, 17996282, 32209906, 35992564, 64419812, 68337233, 71985128, 128839624, 136674466, 273348932, 546697864, 2528477621, 5056955242, 10113910484, 20227820968]

約数ペア:

[(1, 20227820968), (2, 10113910484), (4, 5056955242), (8, 2528477621), (37, 546697864), (74, 273348932), (148, 136674466), (157, 128839624), (281, 71985128), (296, 68337233), (314, 64419812), (562, 35992564), (628, 32209906), (1124, 17996282), (1256, 16104953), (1549, 13058632), (2248, 8998141), (3098, 6529316), (5809, 3482152), (6196, 3264658), (10397, 1945544), (11618, 1741076), (12392, 1632329), (20794, 972772), (23236, 870538), (41588, 486386), (44117, 458504), (46472, 435269), (57313, 352936), (83176, 243193), (88234, 229252), (114626, 176468)]