20105156747

素因数分解:

${\mathrm{13}}^1\times {\mathrm{1031}}^1\times {\mathrm{1201}}^1\times {\mathrm{1249}}^1$

素因数の和:3494

約数の個数: 16

約数和(自身を含む): 21708120000

約数和(自身を除く): 1602963253

約数列:

[1, 13, 1031, 1201, 1249, 13403, 15613, 16237, 1238231, 1287719, 1500049, 16097003, 16740347, 19500637, 1546550519, 20105156747]

約数ペア:

[(1, 20105156747), (13, 1546550519), (1031, 19500637), (1201, 16740347), (1249, 16097003), (13403, 1500049), (15613, 1287719), (16237, 1238231)]