20180683012

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{191533}}^1$

素因数の和:191668

約数の個数: 48

約数和(自身を含む): 41702314752

約数和(自身を除く): 21521631740

約数列:

[1, 2, 4, 7, 14, 28, 53, 71, 106, 142, 212, 284, 371, 497, 742, 994, 1484, 1988, 3763, 7526, 15052, 26341, 52682, 105364, 191533, 383066, 766132, 1340731, 2681462, 5362924, 10151249, 13598843, 20302498, 27197686, 40604996, 54395372, 71058743, 95191901, 142117486, 190383802, 284234972, 380767604, 720738679, 1441477358, 2882954716, 5045170753, 10090341506, 20180683012]

約数ペア:

[(1, 20180683012), (2, 10090341506), (4, 5045170753), (7, 2882954716), (14, 1441477358), (28, 720738679), (53, 380767604), (71, 284234972), (106, 190383802), (142, 142117486), (212, 95191901), (284, 71058743), (371, 54395372), (497, 40604996), (742, 27197686), (994, 20302498), (1484, 13598843), (1988, 10151249), (3763, 5362924), (7526, 2681462), (15052, 1340731), (26341, 766132), (52682, 383066), (105364, 191533)]