20121550834

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1657}}^1\times {\mathrm{78853}}^1$

素因数の和:80530

約数の個数: 32

約数和(自身を含む): 37653100416

約数和(自身を除く): 17531549582

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1657, 3314, 11599, 18227, 23198, 36454, 78853, 127589, 157706, 255178, 551971, 867383, 1103942, 1734766, 6071681, 12143362, 130659421, 261318842, 914615947, 1437253631, 1829231894, 2874507262, 10060775417, 20121550834]

約数ペア:

[(1, 20121550834), (2, 10060775417), (7, 2874507262), (11, 1829231894), (14, 1437253631), (22, 914615947), (77, 261318842), (154, 130659421), (1657, 12143362), (3314, 6071681), (11599, 1734766), (18227, 1103942), (23198, 867383), (36454, 551971), (78853, 255178), (127589, 157706)]