20997338401

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{582887}}^1$

素因数の和:583080

約数の個数: 16

約数和(自身を含む): 24089595264

約数和(自身を除く): 3092256863

約数列:

[1, 13, 17, 163, 221, 2119, 2771, 36023, 582887, 7577531, 9909079, 95010581, 128818027, 1235137553, 1615179877, 20997338401]

約数ペア:

[(1, 20997338401), (13, 1615179877), (17, 1235137553), (163, 128818027), (221, 95010581), (2119, 9909079), (2771, 7577531), (36023, 582887)]