20153552853

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{474391}}^1$

素因数の和:474442

約数の個数: 36

約数和(自身を含む): 33205542432

約数和(自身を除く): 13051989579

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 289, 357, 833, 867, 2023, 2499, 6069, 14161, 42483, 474391, 1423173, 3320737, 8064647, 9962211, 23245159, 24193941, 56452529, 69735477, 137098999, 169357587, 395167703, 411296997, 959692993, 1185503109, 2879078979, 6717850951, 20153552853]

約数ペア:

[(1, 20153552853), (3, 6717850951), (7, 2879078979), (17, 1185503109), (21, 959692993), (49, 411296997), (51, 395167703), (119, 169357587), (147, 137098999), (289, 69735477), (357, 56452529), (833, 24193941), (867, 23245159), (2023, 9962211), (2499, 8064647), (6069, 3320737), (14161, 1423173), (42483, 474391)]