20007129

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{4339}}^1$

素因数の和:4424

約数の個数: 16

約数和(自身を含む): 28123200

約数和(自身を除く): 8116071

約数列:

[1, 3, 29, 53, 87, 159, 1537, 4339, 4611, 13017, 125831, 229967, 377493, 689901, 6669043, 20007129]

約数ペア:

[(1, 20007129), (3, 6669043), (29, 689901), (53, 377493), (87, 229967), (159, 125831), (1537, 13017), (4339, 4611)]