20612687973

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{347}}^1\times {\mathrm{547}}^1\times {\mathrm{683}}^1$

素因数の和:1633

約数の個数: 32

約数和(自身を含む): 28175371776

約数和(自身を除く): 7562683803

約数列:

[1, 3, 53, 159, 347, 547, 683, 1041, 1641, 2049, 18391, 28991, 36199, 55173, 86973, 108597, 189809, 237001, 373601, 569427, 711003, 1120803, 10059877, 12561053, 19800853, 30179631, 37683159, 59402559, 129639547, 388918641, 6870895991, 20612687973]

約数ペア:

[(1, 20612687973), (3, 6870895991), (53, 388918641), (159, 129639547), (347, 59402559), (547, 37683159), (683, 30179631), (1041, 19800853), (1641, 12561053), (2049, 10059877), (18391, 1120803), (28991, 711003), (36199, 569427), (55173, 373601), (86973, 237001), (108597, 189809)]