20029005

素因数分解:

$3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1667}}^1$

素因数の和:1770

約数の個数: 32

約数和(自身を含む): 36028800

約数和(自身を除く): 15999795

約数列:

[1, 3, 5, 9, 15, 27, 45, 89, 135, 267, 445, 801, 1335, 1667, 2403, 4005, 5001, 8335, 12015, 15003, 25005, 45009, 75015, 148363, 225045, 445089, 741815, 1335267, 2225445, 4005801, 6676335, 20029005]

約数ペア:

[(1, 20029005), (3, 6676335), (5, 4005801), (9, 2225445), (15, 1335267), (27, 741815), (45, 445089), (89, 225045), (135, 148363), (267, 75015), (445, 45009), (801, 25005), (1335, 15003), (1667, 12015), (2403, 8335), (4005, 5001)]