20053770079

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{383}}^1\times {\mathrm{2389}}^1$

素因数の和:2911

約数の個数: 32

約数和(自身を含む): 23964549120

約数和(自身を除く): 3910779041

約数列:

[1, 7, 31, 101, 217, 383, 707, 2389, 2681, 3131, 11873, 16723, 21917, 38683, 74059, 83111, 241289, 270781, 518413, 914987, 1199173, 1689023, 6404909, 7479959, 8394211, 28364597, 52359713, 92413687, 198552179, 646895809, 2864824297, 20053770079]

約数ペア:

[(1, 20053770079), (7, 2864824297), (31, 646895809), (101, 198552179), (217, 92413687), (383, 52359713), (707, 28364597), (2389, 8394211), (2681, 7479959), (3131, 6404909), (11873, 1689023), (16723, 1199173), (21917, 914987), (38683, 518413), (74059, 270781), (83111, 241289)]