20068564321

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{353}}^1\times {\mathrm{757}}^1$

素因数の和:1285

約数の個数: 32

約数和(自身を含む): 22314489120

約数和(自身を除く): 2245924799

約数列:

[1, 13, 53, 109, 353, 689, 757, 1417, 4589, 5777, 9841, 18709, 38477, 40121, 75101, 82513, 243217, 267221, 500201, 521573, 1072669, 2039281, 3473873, 4373189, 14162713, 26510653, 29127089, 56851457, 184115269, 378652157, 1543735717, 20068564321]

約数ペア:

[(1, 20068564321), (13, 1543735717), (53, 378652157), (109, 184115269), (353, 56851457), (689, 29127089), (757, 26510653), (1417, 14162713), (4589, 4373189), (5777, 3473873), (9841, 2039281), (18709, 1072669), (38477, 521573), (40121, 500201), (75101, 267221), (82513, 243217)]