20647515135

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{183509}}^1$

素因数の和:184107

約数の個数: 32

約数和(自身を含む): 35639110080

約数和(自身を除く): 14991594945

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 577, 1731, 2885, 7501, 8655, 22503, 37505, 112515, 183509, 550527, 917545, 2385617, 2752635, 7156851, 11928085, 35784255, 105884693, 317654079, 529423465, 1376501009, 1588270395, 4129503027, 6882505045, 20647515135]

約数ペア:

[(1, 20647515135), (3, 6882505045), (5, 4129503027), (13, 1588270395), (15, 1376501009), (39, 529423465), (65, 317654079), (195, 105884693), (577, 35784255), (1731, 11928085), (2885, 7156851), (7501, 2752635), (8655, 2385617), (22503, 917545), (37505, 550527), (112515, 183509)]