2018777937

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{421}}^1\times {\mathrm{439}}^1$

素因数の和:1205

約数の個数: 32

約数和(自身を含む): 2958996480

約数和(自身を除く): 940218543

約数列:

[1, 3, 11, 33, 331, 421, 439, 993, 1263, 1317, 3641, 4631, 4829, 10923, 13893, 14487, 139351, 145309, 184819, 418053, 435927, 554457, 1532861, 1598399, 2033009, 4598583, 4795197, 6099027, 61175089, 183525267, 672925979, 2018777937]

約数ペア:

[(1, 2018777937), (3, 672925979), (11, 183525267), (33, 61175089), (331, 6099027), (421, 4795197), (439, 4598583), (993, 2033009), (1263, 1598399), (1317, 1532861), (3641, 554457), (4631, 435927), (4829, 418053), (10923, 184819), (13893, 145309), (14487, 139351)]