20484565

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3037}}^1$

素因数の和:3132

約数の個数: 16

約数和(自身を含む): 26248320

約数和(自身を除く): 5763755

約数列:

[1, 5, 19, 71, 95, 355, 1349, 3037, 6745, 15185, 57703, 215627, 288515, 1078135, 4096913, 20484565]

約数ペア:

[(1, 20484565), (5, 4096913), (19, 1078135), (71, 288515), (95, 215627), (355, 57703), (1349, 15185), (3037, 6745)]