18251013872

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{79841}}^1$

素因数の和:80026

約数の個数: 80

約数和(自身を含む): 43799404992

約数和(自身を除く): 25548391120

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 157, 182, 208, 314, 364, 628, 728, 1099, 1256, 1456, 2041, 2198, 2512, 4082, 4396, 8164, 8792, 14287, 16328, 17584, 28574, 32656, 57148, 79841, 114296, 159682, 228592, 319364, 558887, 638728, 1037933, 1117774, 1277456, 2075866, 2235548, 4151732, 4471096, 7265531, 8303464, 8942192, 12535037, 14531062, 16606928, 25070074, 29062124, 50140148, 58124248, 87745259, 100280296, 116248496, 162955481, 175490518, 200560592, 325910962, 350981036, 651821924, 701962072, 1140688367, 1303643848, 1403924144, 2281376734, 2607287696, 4562753468, 9125506936, 18251013872]

約数ペア:

[(1, 18251013872), (2, 9125506936), (4, 4562753468), (7, 2607287696), (8, 2281376734), (13, 1403924144), (14, 1303643848), (16, 1140688367), (26, 701962072), (28, 651821924), (52, 350981036), (56, 325910962), (91, 200560592), (104, 175490518), (112, 162955481), (157, 116248496), (182, 100280296), (208, 87745259), (314, 58124248), (364, 50140148), (628, 29062124), (728, 25070074), (1099, 16606928), (1256, 14531062), (1456, 12535037), (2041, 8942192), (2198, 8303464), (2512, 7265531), (4082, 4471096), (4396, 4151732), (8164, 2235548), (8792, 2075866), (14287, 1277456), (16328, 1117774), (17584, 1037933), (28574, 638728), (32656, 558887), (57148, 319364), (79841, 228592), (114296, 159682)]